From a61e62f14e7f39386636a1466c20447ee85cc902 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sat, 23 May 2026 08:44:54 +0000
Subject: [PATCH] Implement Execution Academy JavaScript library with
 ExplainableWorker and NicheConstructor

Agent-Logs-Url: https://github.com/HyperCogWizard/ServiceWorker/sessions/b369419a-be1e-4f3b-b6ea-5b51312f5dd2

Co-authored-by: drzo <15202748+drzo@users.noreply.github.com>
---
 docs/execution-academy/README.md              | 149 +++
 docs/execution-academy/academy-spec.md        | 640 ++++++++++++
 docs/execution-academy/src/academy.js         | 711 +++++++++++++
 docs/execution-academy/src/dashboard.html     | 888 +++++++++++++++++
 .../src/explainable-worker.js                 | 784 +++++++++++++++
 docs/execution-academy/src/index.js           |  45 +
 .../src/niche-constructor.js                  | 935 ++++++++++++++++++
 7 files changed, 4152 insertions(+)
 create mode 100644 docs/execution-academy/README.md
 create mode 100644 docs/execution-academy/academy-spec.md
 create mode 100644 docs/execution-academy/src/academy.js
 create mode 100644 docs/execution-academy/src/dashboard.html
 create mode 100644 docs/execution-academy/src/explainable-worker.js
 create mode 100644 docs/execution-academy/src/index.js
 create mode 100644 docs/execution-academy/src/niche-constructor.js

diff --git a/docs/execution-academy/README.md b/docs/execution-academy/README.md
new file mode 100644
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--- /dev/null
+++ b/docs/execution-academy/README.md
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+# 🎓 The Execution Academy
+
+> **ECMA-262 as a Neuro-Symbolic Training System**
+
+A human-readable, explainable mapping of ECMAScript execution semantics to intuitive project-based role analogies, enhanced with adaptive neuro-symbolic optimization capabilities.
+
+## Overview
+
+The Execution Academy transforms abstract JavaScript runtime concepts into tangible, understandable metaphors. Instead of thinking about "execution contexts" and "realms," developers and learners can reason about "project roles" and "departments"—concepts that mirror how teams actually collaborate.
+
+```
+┌─────────────────────────────────────────────────────────────────────────┐
+│                    THE EXECUTION ACADEMY                                 │
+├─────────────────────────────────────────────────────────────────────────┤
+│                                                                         │
+│  ┌─────────────────┐  ┌─────────────────┐  ┌─────────────────┐         │
+│  │   DEPARTMENT A  │  │   DEPARTMENT B  │  │   DEPARTMENT C  │         │
+│  │   (Realm 1)     │  │   (Realm 2)     │  │   (Realm 3)     │         │
+│  │                 │  │                 │  │                 │         │
+│  │  ┌───────────┐  │  │  ┌───────────┐  │  │  ┌───────────┐  │         │
+│  │  │Role: Init │  │  │  │Role: API  │  │  │  │Role: Data │  │         │
+│  │  │(Global EC)│  │  │  │Handler    │  │  │  │Transform  │  │         │
+│  │  └─────┬─────┘  │  │  └─────┬─────┘  │  │  └─────┬─────┘  │         │
+│  │        │        │  │        │        │  │        │        │         │
+│  │  ┌─────▼─────┐  │  │  ┌─────▼─────┐  │  │  ┌─────▼─────┐  │         │
+│  │  │Role: Event│  │  │  │Role: Fetch│  │  │  │Role: Cache│  │         │
+│  │  │Coordinator│  │  │  │Specialist │  │  │  │Manager    │  │         │
+│  │  └─────┬─────┘  │  │  └───────────┘  │  │  └───────────┘  │         │
+│  │        │        │  │                 │  │                 │         │
+│  │  ┌─────▼─────┐  │  │                 │  │                 │         │
+│  │  │Role: UI   │  │  │                 │  │                 │         │
+│  │  │Renderer   │  │  │                 │  │                 │         │
+│  │  └───────────┘  │  │                 │  │                 │         │
+│  └─────────────────┘  └─────────────────┘  └─────────────────┘         │
+│                                                                         │
+│  ══════════════════════════════════════════════════════════════════    │
+│  │                    SHARED FACILITIES                            │    │
+│  │  ┌──────────────┐  ┌──────────────┐  ┌──────────────┐           │    │
+│  │  │ Message Hall │  │ Archive Room │  │Training Yard │           │    │
+│  │  │ (Job Queues) │  │ (Heap/Memory)│  │(Optimization)│           │    │
+│  │  └──────────────┘  └──────────────┘  └──────────────┘           │    │
+│  ══════════════════════════════════════════════════════════════════    │
+│                                                                         │
+└─────────────────────────────────────────────────────────────────────────┘
+```
+
+## Core Concepts
+
+### Mapping ECMA-262 Primitives to Academy Concepts
+
+| ECMA-262 Concept | Academy Analogy | Neuro-Symbolic Adaptation |
+|------------------|-----------------|---------------------------|
+| **Execution Context** | **Project Role** - A team member with specific responsibilities, tools, and knowledge scope | Role boundaries expand/contract based on task complexity |
+| **Realm** | **Department** - An isolated organizational unit with its own culture, resources, and protocols | Departments form "joint ventures" when problems span boundaries |
+| **Agent** | **Employee** - The actual worker performing tasks, bound to a department | Workers develop specializations over time |
+| **Job Queue** | **Task Board** - Prioritized work items waiting to be picked up | Priority reordering based on learned urgency patterns |
+| **Call Stack** | **Chain of Delegation** - "Who asked you to do this?" traceability | Stack depth optimizes based on recursion patterns |
+| **Scope Chain** | **Access Hierarchy** - Who you can ask for information/resources | Access patterns adapt based on common query paths |
+| **Lexical Environment** | **Personal Workspace** - Your desk, notes, tools accessible to you | Workspace organization emerges from usage patterns |
+| **Variable Environment** | **Shared Supplies** - Resources available to your whole team | Supply chains optimize based on consumption patterns |
+
+## Key Features
+
+### 1. Human-Readable Explainability
+
+Every execution decision can be explained in natural language:
+
+```
+📖 NARRATIVE EXPLANATION:
+"The UI Renderer asked the Event Coordinator for user data.
+ The Event Coordinator delegated to the Fetch Specialist, who
+ noticed this endpoint was requested 47 times today. Based on
+ learned patterns, the Specialist chose the CACHE-FIRST strategy
+ (cache hit rate: 94%). Result: Served from cache in 0.3ms."
+```
+
+### 2. Adaptive Neuro-Symbolic Intelligence
+
+Rather than strictly deterministic execution, the Academy framework introduces:
+
+- **Type Inference as Learning**: Expected types learned from patterns
+- **Promise Confidence Scoring**: Each `.then()` carries confidence weights
+- **Adaptive Fallbacks**: Rejection handlers auto-suggested from failure modes
+- **Skill Trees**: Operations have proficiency levels that improve with use
+
+### 3. Niche Construction
+
+The system doesn't just adapt to its environment—it shapes it:
+
+1. **Observation Phase**: Monitor execution patterns across all roles
+2. **Hypothesis Generation**: Propose optimizations based on patterns
+3. **Safe Experimentation**: A/B test optimizations safely
+4. **Integration**: Promote successful experiments to standard practice
+5. **Environmental Modification**: Reshape scope chains, pre-warm caches
+
+## Quick Start
+
+```javascript
+import { ExecutionAcademy, Role, Department, NicheConstructor } from './src/academy.js';
+
+// Create an academy instance
+const academy = new ExecutionAcademy();
+
+// Create a department (realm)
+const apiDepartment = academy.createDepartment('API Services');
+
+// Create roles (execution contexts)
+const fetchSpecialist = apiDepartment.createRole('FetchSpecialist', {
+  skills: ['fetch', 'cache-first', 'network-first'],
+  responsibilities: ['Handle all network requests']
+});
+
+// Enable explainability
+academy.enableExplainability();
+
+// Get human-readable explanation for any operation
+const explanation = await academy.explain(fetchOperation);
+console.log(explanation.narrative);
+```
+
+## Documentation
+
+- [📋 Academy Specification](./academy-spec.md) - Formal specification document
+- [🔧 API Reference](./src/academy.js) - Core library implementation
+- [🎨 Dashboard](./src/dashboard.html) - Visual explainability interface
+- [🧬 Niche Constructor](./src/niche-constructor.js) - Adaptive optimization engine
+
+## Integration with Service Workers
+
+The Execution Academy framework is designed to integrate seamlessly with the Service Worker specification, providing:
+
+- **ExplainableWorker interface**: Adds explainability methods to service workers
+- **adaptationevent**: New event fired when the neuro-symbolic engine suggests changes
+- **NicheConstructor API**: For observing patterns and proposing optimizations
+
+See [academy-spec.md](./academy-spec.md) for the formal specification extension.
+
+## Philosophy
+
+> *"The best way to understand complex systems is through metaphor. The Execution Academy transforms the abstract machinery of JavaScript runtime into a living, breathing organization—complete with employees, departments, and collaborative protocols."*
+
+The framework draws inspiration from:
+- **Ecological Niche Construction Theory**: Systems shape their environments
+- **Situated Cognition**: Knowledge is context-dependent
+- **Distributed Cognition**: Intelligence emerges from system interactions
+
+## License
+
+This work is part of the Service Workers specification project and follows the same licensing terms.
diff --git a/docs/execution-academy/academy-spec.md b/docs/execution-academy/academy-spec.md
new file mode 100644
index 00000000..db802ad0
--- /dev/null
+++ b/docs/execution-academy/academy-spec.md
@@ -0,0 +1,640 @@
+# ServiceWorkerAcademy Specification
+
+**Status**: Draft  
+**Version**: 1.0.0  
+**Last Updated**: 2026-05-23
+
+## Abstract
+
+This specification defines the ServiceWorkerAcademy extension to the Service Workers API, introducing neuro-symbolic adaptation capabilities and human-readable explainability for execution contexts. The framework maps ECMA-262 execution primitives to intuitive role-based analogies, enabling developers and systems to reason about, optimize, and explain JavaScript execution in natural language.
+
+---
+
+## 1. Terminology
+
+### 1.1 Academy Primitives
+
+<dl>
+  <dt><dfn id="dfn-role">Role</dfn></dt>
+  <dd>A conceptual wrapper around an <a href="https://tc39.es/ecma262/#sec-execution-contexts">execution context</a>, representing a team member with specific responsibilities, tools, and knowledge scope. A Role has associated <a href="#dfn-skill-tree">skill proficiencies</a> that evolve based on execution patterns.</dd>
+
+  <dt><dfn id="dfn-department">Department</dfn></dt>
+  <dd>An organizational wrapper around a <a href="https://tc39.es/ecma262/#sec-code-realms">Realm</a>, representing an isolated unit with its own culture, resources, and protocols. Departments can form <a href="#dfn-joint-venture">joint ventures</a> when problems span boundaries.</dd>
+
+  <dt><dfn id="dfn-employee">Employee</dfn></dt>
+  <dd>The actual worker entity corresponding to an <a href="https://tc39.es/ecma262/#sec-agents">Agent</a>, bound to a Department and capable of developing specializations over time.</dd>
+
+  <dt><dfn id="dfn-task-board">Task Board</dfn></dt>
+  <dd>A priority-aware queue corresponding to <a href="https://tc39.es/ecma262/#sec-jobs-and-job-queues">Job Queues</a>, with adaptive priority reordering based on learned urgency patterns.</dd>
+
+  <dt><dfn id="dfn-delegation-chain">Delegation Chain</dfn></dt>
+  <dd>The traceable path of responsibility corresponding to the <a href="https://tc39.es/ecma262/#sec-execution-context-stack">Call Stack</a>, supporting depth optimization based on recursion patterns.</dd>
+
+  <dt><dfn id="dfn-access-hierarchy">Access Hierarchy</dfn></dt>
+  <dd>The queryable resource path corresponding to the <a href="https://tc39.es/ecma262/#sec-environment-records">Scope Chain</a>, with access patterns adapting based on common query paths.</dd>
+
+  <dt><dfn id="dfn-workspace">Personal Workspace</dfn></dt>
+  <dd>Individual resources corresponding to a <a href="https://tc39.es/ecma262/#sec-lexical-environments">Lexical Environment</a>, with organization emerging from usage patterns.</dd>
+
+  <dt><dfn id="dfn-shared-supplies">Shared Supplies</dfn></dt>
+  <dd>Team-available resources corresponding to <a href="https://tc39.es/ecma262/#sec-variable-environment">Variable Environment</a>, with supply chains optimizing based on consumption patterns.</dd>
+</dl>
+
+### 1.2 Neuro-Symbolic Primitives
+
+<dl>
+  <dt><dfn id="dfn-skill-tree">Skill Tree</dfn></dt>
+  <dd>A hierarchical structure of operation proficiencies associated with a Role, where each skill has a proficiency level (0-5 stars) that increases through successful use.</dd>
+
+  <dt><dfn id="dfn-commitment-chain">Commitment Chain</dfn></dt>
+  <dd>An explainable representation of a Promise chain, where each step carries confidence scores, fallback plans, and adaptation strategies.</dd>
+
+  <dt><dfn id="dfn-joint-venture">Joint Venture</dfn></dt>
+  <dd>A temporary collaboration between Departments formed when problems span realm boundaries.</dd>
+
+  <dt><dfn id="dfn-fast-path">Fast Path</dfn></dt>
+  <dd>An optimized execution route learned from frequently traversed delegation chains, bypassing intermediate roles.</dd>
+
+  <dt><dfn id="dfn-knowledge-sharing-agreement">Knowledge Sharing Agreement</dfn></dt>
+  <dd>A contract between entities specifying data sharing semantics (clone, transfer, sync) with learned optimizations.</dd>
+</dl>
+
+---
+
+## 2. Interfaces
+
+### 2.1 ExplainableWorker Interface
+
+```webidl
+[Exposed=ServiceWorker]
+partial interface ServiceWorkerGlobalScope {
+  [SameObject] readonly attribute ExecutionAcademy academy;
+};
+
+[Exposed=(Window,Worker)]
+interface ExecutionAcademy {
+  Promise<ExecutionExplanation> getDecisionExplanation(DOMString operationId);
+  SkillTree getSkillTree();
+  sequence<AdaptationSuggestion> getAdaptationSuggestions();
+  
+  // Department management
+  Department createDepartment(DOMString name, optional DepartmentOptions options = {});
+  Department? getDepartment(DOMString name);
+  sequence<Department> listDepartments();
+  
+  // Global settings
+  void enableExplainability();
+  void disableExplainability();
+  readonly attribute boolean explainabilityEnabled;
+  
+  // Event handling
+  attribute EventHandler onadaptation;
+};
+
+dictionary DepartmentOptions {
+  sequence<DOMString> protocols = [];
+  boolean allowJointVentures = true;
+};
+```
+
+### 2.2 ExecutionExplanation Interface
+
+```webidl
+[Exposed=(Window,Worker)]
+interface ExecutionExplanation {
+  readonly attribute DOMString operationId;
+  readonly attribute DOMString narrative;
+  readonly attribute DecisionFactors factors;
+  readonly attribute sequence<AlternativePath> alternativesConsidered;
+  readonly attribute double confidence;
+  readonly attribute DOMTimeStamp timestamp;
+  
+  DOMString toMarkdown();
+  object toJSON();
+};
+
+dictionary DecisionFactors {
+  double cacheHitRate;
+  double dataFreshness;
+  double freshnessToleranceSeconds;
+  DOMString networkConditions;
+  DOMString interactionContext;
+  record<DOMString, any> customFactors;
+};
+
+dictionary AlternativePath {
+  DOMString strategy;
+  DOMString rejectionReason;
+  double estimatedConfidence;
+};
+```
+
+### 2.3 Department Interface
+
+```webidl
+[Exposed=(Window,Worker)]
+interface Department {
+  readonly attribute DOMString name;
+  readonly attribute DOMString id;
+  readonly attribute sequence<Role> roles;
+  readonly attribute sequence<DOMString> protocols;
+  
+  Role createRole(DOMString name, optional RoleOptions options = {});
+  Role? getRole(DOMString name);
+  void removeRole(DOMString name);
+  
+  // Joint ventures
+  JointVenture formJointVenture(Department partner, DOMString purpose);
+  sequence<JointVenture> activeJointVentures();
+};
+
+dictionary RoleOptions {
+  sequence<DOMString> skills = [];
+  sequence<DOMString> responsibilities = [];
+  Role? supervisor;
+  double initialProficiency = 1.0;
+};
+```
+
+### 2.4 Role Interface
+
+```webidl
+[Exposed=(Window,Worker)]
+interface Role {
+  readonly attribute DOMString name;
+  readonly attribute DOMString id;
+  readonly attribute Department department;
+  readonly attribute Role? supervisor;
+  readonly attribute sequence<Role> subordinates;
+  readonly attribute SkillTree skills;
+  readonly attribute Workspace workspace;
+  
+  // Delegation
+  Promise<any> delegate(DOMString taskType, any payload, optional DelegationOptions options = {});
+  void reportCompletion(DOMString taskId, any result);
+  void reportFailure(DOMString taskId, any error);
+  
+  // Skill development
+  void recordSkillUse(DOMString skill, boolean success);
+  double getSkillProficiency(DOMString skill);
+};
+
+dictionary DelegationOptions {
+  double timeoutMs;
+  DOMString priority = "normal";
+  boolean allowFastPath = true;
+};
+```
+
+### 2.5 SkillTree Interface
+
+```webidl
+[Exposed=(Window,Worker)]
+interface SkillTree {
+  readonly attribute sequence<Skill> skills;
+  
+  Skill? getSkill(DOMString name);
+  void addSkill(DOMString name, optional SkillOptions options = {});
+  void removeSkill(DOMString name);
+  
+  // Learning
+  void recordSuccess(DOMString skillName);
+  void recordFailure(DOMString skillName);
+  
+  // Querying
+  sequence<Skill> getSkillsByProficiency(double minProficiency);
+  sequence<Skill> getUnlockedSkills();
+  sequence<Skill> getLockedSkills();
+};
+
+dictionary SkillOptions {
+  double initialProficiency = 0.0;
+  sequence<DOMString> prerequisites = [];
+  DOMString description;
+};
+
+[Exposed=(Window,Worker)]
+interface Skill {
+  readonly attribute DOMString name;
+  readonly attribute double proficiency;  // 0.0 to 5.0
+  readonly attribute unsigned long successCount;
+  readonly attribute unsigned long failureCount;
+  readonly attribute sequence<Skill> prerequisites;
+  readonly attribute sequence<Skill> unlocks;
+  readonly attribute boolean isUnlocked;
+  
+  double getSuccessRate();
+};
+```
+
+### 2.6 NicheConstructor Interface
+
+```webidl
+[Exposed=(Window,Worker)]
+interface NicheConstructor {
+  constructor(ExecutionAcademy academy);
+  
+  // Observation
+  PatternObserver observe(DOMString pattern, optional ObservationOptions options = {});
+  void stopObserving(DOMString pattern);
+  sequence<ObservationResult> getObservations();
+  
+  // Hypothesis
+  Hypothesis hypothesize(DOMString optimization);
+  sequence<Hypothesis> getPendingHypotheses();
+  
+  // Experimentation
+  Experiment experiment(Hypothesis hypothesis, optional ExperimentOptions options = {});
+  sequence<Experiment> getActiveExperiments();
+  
+  // Integration
+  IntegrationResult integrate(ExperimentResults results);
+  
+  // Events
+  attribute EventHandler onhypothesis;
+  attribute EventHandler onexperimentcomplete;
+  attribute EventHandler onintegration;
+};
+
+dictionary ObservationOptions {
+  double samplingRate = 1.0;
+  unsigned long maxSamples = 1000;
+  double timeWindowSeconds = 3600;
+};
+
+dictionary ExperimentOptions {
+  double trafficPercentage = 0.1;
+  unsigned long minSamples = 100;
+  double maxDurationSeconds = 3600;
+  boolean autoIntegrate = false;
+};
+```
+
+### 2.7 CommitmentChain Interface (Promise Explainability)
+
+```webidl
+[Exposed=(Window,Worker)]
+interface CommitmentChain {
+  readonly attribute sequence<Commitment> commitments;
+  readonly attribute double overallConfidence;
+  readonly attribute DOMString status;  // "pending", "fulfilled", "rejected"
+  
+  static CommitmentChain from(Promise<any> promise);
+  
+  ExecutionExplanation explain();
+  DOMString toNarrative();
+};
+
+[Exposed=(Window,Worker)]
+interface Commitment {
+  readonly attribute DOMString description;
+  readonly attribute double confidence;
+  readonly attribute FallbackPlan? fallback;
+  readonly attribute AdaptationStrategy? adaptation;
+  readonly attribute DOMString status;
+};
+
+dictionary FallbackPlan {
+  DOMString description;
+  DOMString triggerCondition;
+};
+
+dictionary AdaptationStrategy {
+  DOMString description;
+  sequence<DOMString> alternatives;
+};
+```
+
+---
+
+## 3. Events
+
+### 3.1 AdaptationEvent
+
+```webidl
+[Exposed=(Window,Worker)]
+interface AdaptationEvent : Event {
+  constructor(DOMString type, optional AdaptationEventInit eventInitDict = {});
+  
+  readonly attribute DOMString adaptationType;
+  readonly attribute any suggestion;
+  readonly attribute double confidence;
+  readonly attribute DOMString rationale;
+  
+  void approve();
+  void reject(optional DOMString reason);
+  void defer();
+};
+
+dictionary AdaptationEventInit : EventInit {
+  DOMString adaptationType;
+  any suggestion;
+  double confidence;
+  DOMString rationale;
+};
+```
+
+The `adaptationevent` is fired when the neuro-symbolic engine suggests a configuration change. Event handlers can approve, reject, or defer the suggestion.
+
+**Event types:**
+- `skillunlock` - A new skill has been unlocked in a skill tree
+- `fastpathsuggestion` - A fast path optimization is available
+- `jointventureproposal` - A joint venture between departments is suggested
+- `priorityreorder` - Task board priority reordering is suggested
+- `cachestrategychange` - A cache strategy adaptation is suggested
+
+---
+
+## 4. Algorithms
+
+### 4.1 Explain Operation
+
+When the `getDecisionExplanation(operationId)` method is called:
+
+1. Let *operation* be the operation record identified by *operationId*.
+2. Let *role* be the Role that executed *operation*.
+3. Let *delegationChain* be the delegation chain leading to *operation*.
+4. Let *factors* be an empty DecisionFactors dictionary.
+5. For each *factor* in *operation*'s recorded decision factors:
+   1. Set *factors*[*factor*.name] to *factor*.value.
+6. Let *alternatives* be an empty sequence.
+7. For each *path* considered but not taken:
+   1. Append a new AlternativePath with *path*.strategy, *path*.rejectionReason, and *path*.estimatedConfidence.
+8. Let *narrative* be the result of generating a natural language explanation from *role*, *delegationChain*, *factors*, and *alternatives*.
+9. Let *confidence* be the calculated confidence score based on historical success rates.
+10. Return a new ExecutionExplanation with the collected data.
+
+### 4.2 Record Skill Use
+
+When the `recordSkillUse(skill, success)` method is called:
+
+1. Let *skillRecord* be the Skill identified by *skill*.
+2. If *success* is true:
+   1. Increment *skillRecord*.successCount.
+   2. Let *delta* be `0.1 * (1 - skillRecord.proficiency / 5.0)`.
+   3. Set *skillRecord*.proficiency to min(5.0, *skillRecord*.proficiency + *delta*).
+3. Else:
+   1. Increment *skillRecord*.failureCount.
+   2. Let *delta* be `0.05 * skillRecord.proficiency`.
+   3. Set *skillRecord*.proficiency to max(0.0, *skillRecord*.proficiency - *delta*).
+4. Check if any dependent skills should be unlocked.
+5. Fire an `adaptationevent` of type `skillunlock` for each newly unlocked skill.
+
+### 4.3 Niche Construction Cycle
+
+The Niche Construction Engine runs continuously in the background:
+
+1. **Observation Phase**:
+   1. For each registered pattern observer:
+      1. Collect samples from matching operations.
+      2. Compute statistics (frequency, duration, success rate).
+      3. Identify anomalies and trends.
+
+2. **Hypothesis Generation**:
+   1. For each observed pattern with optimization potential:
+      1. Generate a Hypothesis describing the proposed change.
+      2. Calculate expected improvement and confidence.
+      3. Fire an `adaptationevent` of type appropriate to the optimization.
+
+3. **Experimentation**:
+   1. For each approved Hypothesis:
+      1. Create a shadow implementation.
+      2. Route a percentage of traffic to the shadow.
+      3. Collect comparative metrics.
+      4. Determine statistical significance.
+
+4. **Integration**:
+   1. For each successful Experiment:
+      1. If auto-integrate is enabled or explicitly approved:
+         1. Promote shadow implementation to primary.
+         2. Update skill trees and delegation chains.
+         3. Log the adaptation in the Academy Journal.
+
+---
+
+## 5. Integration with Service Workers
+
+### 5.1 ServiceWorkerGlobalScope Extension
+
+The `academy` attribute on ServiceWorkerGlobalScope provides access to the ExecutionAcademy for the current service worker context.
+
+```javascript
+self.addEventListener('fetch', async (event) => {
+  const academy = self.academy;
+  
+  if (academy.explainabilityEnabled) {
+    const operationId = crypto.randomUUID();
+    
+    event.respondWith((async () => {
+      const response = await handleFetch(event.request, operationId);
+      
+      // Log explanation for debugging
+      const explanation = await academy.getDecisionExplanation(operationId);
+      console.log(explanation.narrative);
+      
+      return response;
+    })());
+  } else {
+    event.respondWith(handleFetch(event.request));
+  }
+});
+```
+
+### 5.2 AdaptationEvent Handling
+
+```javascript
+self.academy.addEventListener('adaptation', (event) => {
+  switch (event.adaptationType) {
+    case 'fastpathsuggestion':
+      console.log(`Fast path suggested: ${event.rationale}`);
+      if (event.confidence > 0.9) {
+        event.approve();
+      } else {
+        event.defer();
+      }
+      break;
+      
+    case 'cachestrategychange':
+      // Require manual approval for cache strategy changes
+      self.clients.matchAll().then(clients => {
+        clients.forEach(client => {
+          client.postMessage({
+            type: 'ADAPTATION_SUGGESTION',
+            data: event.suggestion,
+            confidence: event.confidence,
+            rationale: event.rationale
+          });
+        });
+      });
+      break;
+      
+    default:
+      event.defer();
+  }
+});
+```
+
+---
+
+## 6. Security Considerations
+
+### 6.1 Information Leakage
+
+Execution explanations may reveal sensitive information about system behavior. Implementations MUST:
+
+1. Sanitize explanations before exposing to untrusted contexts.
+2. Rate-limit explanation requests to prevent timing attacks.
+3. Not include raw timing data that could enable side-channel attacks.
+
+### 6.2 Adaptation Safety
+
+Neuro-symbolic adaptations could be exploited to degrade service. Implementations MUST:
+
+1. Require explicit approval for security-sensitive adaptations.
+2. Maintain rollback capability for all adaptations.
+3. Rate-limit adaptation events to prevent denial-of-service.
+4. Log all adaptations for audit purposes.
+
+### 6.3 Cross-Origin Considerations
+
+Knowledge Sharing Agreements between Departments in different origins MUST respect the same-origin policy unless explicitly configured with appropriate CORS headers.
+
+---
+
+## 7. Privacy Considerations
+
+### 7.1 Pattern Learning
+
+The Niche Construction Engine observes execution patterns that may include user behavior signals. Implementations MUST:
+
+1. Anonymize pattern data before storage.
+2. Provide users with controls to disable pattern learning.
+3. Clear learned patterns when browsing data is cleared.
+
+### 7.2 Skill Trees
+
+Skill proficiency data could fingerprint browser behavior. Implementations SHOULD:
+
+1. Initialize skill trees with randomized baseline values.
+2. Limit skill tree data to session scope by default.
+
+---
+
+## 8. Examples
+
+### 8.1 Complete Fetch Handler with Explainability
+
+```javascript
+// sw.js - Service Worker with Execution Academy
+import { CommitmentChain } from './academy.js';
+
+self.addEventListener('activate', () => {
+  self.academy.enableExplainability();
+  
+  // Set up niche construction
+  const constructor = new NicheConstructor(self.academy);
+  constructor.observe('fetch:*', { samplingRate: 0.1 });
+  constructor.observe('cache:hit', { samplingRate: 1.0 });
+  constructor.observe('cache:miss', { samplingRate: 1.0 });
+});
+
+self.addEventListener('fetch', (event) => {
+  const operationId = crypto.randomUUID();
+  
+  event.respondWith((async () => {
+    // Create commitment chain for explainability
+    const chain = CommitmentChain.from(
+      caches.match(event.request)
+        .then(cached => {
+          if (cached) {
+            return { source: 'cache', response: cached };
+          }
+          return fetch(event.request)
+            .then(response => ({ source: 'network', response }));
+        })
+    );
+    
+    // Record skill use based on outcome
+    const role = self.academy.getDepartment('Fetch').getRole('CacheSpecialist');
+    
+    try {
+      const result = await chain;
+      role.recordSkillUse(result.source === 'cache' ? 'cache-first' : 'network-first', true);
+      return result.response;
+    } catch (error) {
+      role.recordSkillUse('fallback', false);
+      throw error;
+    }
+  })());
+});
+```
+
+### 8.2 Skill Tree Visualization
+
+```javascript
+function visualizeSkillTree(skillTree) {
+  const skills = skillTree.skills;
+  
+  return skills.map(skill => ({
+    name: skill.name,
+    proficiency: '★'.repeat(Math.floor(skill.proficiency)) + 
+                 '☆'.repeat(5 - Math.floor(skill.proficiency)),
+    successRate: (skill.getSuccessRate() * 100).toFixed(1) + '%',
+    unlocked: skill.isUnlocked ? '✓' : '🔒',
+    prerequisites: skill.prerequisites.map(p => p.name)
+  }));
+}
+
+// Example output:
+// [
+//   { name: 'fetch', proficiency: '★★★★★', successRate: '99.2%', unlocked: '✓', prerequisites: [] },
+//   { name: 'cache-first', proficiency: '★★★★☆', successRate: '94.1%', unlocked: '✓', prerequisites: ['fetch'] },
+//   { name: 'predictive-prefetch', proficiency: '★☆☆☆☆', successRate: '67.3%', unlocked: '✓', prerequisites: ['cache-first'] }
+// ]
+```
+
+---
+
+## Appendix A: Glossary
+
+| Term | Definition |
+|------|------------|
+| Academy | The overall framework for explainable, adaptive execution |
+| Adaptation | A learned optimization applied to execution patterns |
+| Commitment | A single step in a promise chain with confidence scoring |
+| Delegation | The act of one Role assigning work to another |
+| Department | A realm wrapper representing an organizational unit |
+| Employee | An agent wrapper representing the actual worker |
+| Fast Path | An optimized shortcut through a frequent delegation chain |
+| Hypothesis | A proposed optimization awaiting experimental validation |
+| Joint Venture | Collaboration between Departments across boundaries |
+| Niche Construction | The process of shaping the environment to facilitate adaptation |
+| Proficiency | A skill's competence level (0-5 stars) |
+| Role | An execution context wrapper representing a team member |
+| Skill Tree | Hierarchical structure of operation proficiencies |
+
+---
+
+## Appendix B: References
+
+### Normative References
+
+- [ECMA-262] ECMAScript® 2024 Language Specification  
+  https://tc39.es/ecma262/
+
+- [SERVICE-WORKERS] Service Workers Nightly  
+  https://w3c.github.io/ServiceWorker/
+
+- [FETCH] Fetch Standard  
+  https://fetch.spec.whatwg.org/
+
+### Informative References
+
+- Niche Construction: The Neglected Process in Evolution  
+  Odling-Smee, F. J., Laland, K. N., & Feldman, M. W. (2003)
+
+- Situated Cognition and the Culture of Learning  
+  Brown, J. S., Collins, A., & Duguid, P. (1989)
+
+- Distributed Cognition: Toward a New Foundation for Human-Computer Interaction Research  
+  Hollan, J., Hutchins, E., & Kirsh, D. (2000)
diff --git a/docs/execution-academy/src/academy.js b/docs/execution-academy/src/academy.js
new file mode 100644
index 00000000..f1a63cb9
--- /dev/null
+++ b/docs/execution-academy/src/academy.js
@@ -0,0 +1,711 @@
+/**
+ * @fileoverview The Execution Academy - Neuro-Symbolic Training System
+ * 
+ * Maps ECMA-262 execution primitives to human-readable "academy" concepts:
+ * - Execution Context → Role (Project Role with responsibilities)
+ * - Realm → Department (Isolated organizational unit)
+ * - Agent → Employee (Actual worker performing tasks)
+ * - Job Queue → Task Board (Prioritized work items)
+ * - Call Stack → Chain of Delegation (Traceability)
+ * - Scope Chain → Access Hierarchy (Information access)
+ * - Lexical Environment → Personal Workspace (Tools accessible)
+ * - Variable Environment → Shared Supplies (Team resources)
+ * 
+ * @license W3C Software and Document License
+ * @see https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
+ */
+
+'use strict';
+
+/**
+ * Core Role class - wraps ECMA-262 Execution Context concept
+ * A Role represents a team member with specific responsibilities,
+ * tools, and knowledge scope that can expand/contract based on task complexity.
+ */
+class Role {
+  /**
+   * @param {string} name - Human-readable role name
+   * @param {Department} department - Parent department (realm)
+   * @param {Object} options - Configuration options
+   */
+  constructor(name, department, options = {}) {
+    this.name = name;
+    this.department = department;
+    this.id = `role_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+    
+    // Role boundaries (can expand/contract)
+    this.responsibilities = new Set(options.responsibilities || []);
+    this.tools = new Map(); // tool name → proficiency level (1-5)
+    this.knowledgeScope = new Set(options.knowledgeScope || []);
+    
+    // Delegation chain (call stack analog)
+    this.delegator = options.delegator || null;
+    this.delegates = [];
+    
+    // Access hierarchy (scope chain analog)
+    this.accessHierarchy = [];
+    
+    // Personal workspace (lexical environment)
+    this.workspace = new Map();
+    
+    // Statistics for niche construction
+    this.stats = {
+      invocations: 0,
+      successRate: 1.0,
+      avgResolutionTime: 0,
+      commonPatterns: new Map()
+    };
+    
+    // Adaptation history
+    this.adaptations = [];
+  }
+
+  /**
+   * Expand role boundaries when beneficial
+   * @param {string} capability - New capability to add
+   * @param {string} reason - Reason for expansion
+   */
+  expandBoundary(capability, reason) {
+    this.responsibilities.add(capability);
+    this.adaptations.push({
+      type: 'expand',
+      capability,
+      reason,
+      timestamp: Date.now()
+    });
+    return this;
+  }
+
+  /**
+   * Contract role boundaries when over-specialized
+   * @param {string} capability - Capability to remove
+   * @param {string} reason - Reason for contraction
+   */
+  contractBoundary(capability, reason) {
+    this.responsibilities.delete(capability);
+    this.adaptations.push({
+      type: 'contract',
+      capability,
+      reason,
+      timestamp: Date.now()
+    });
+    return this;
+  }
+
+  /**
+   * Delegate work to another role (push to delegation chain)
+   * @param {Role} targetRole - Role to delegate to
+   * @param {string} task - Task description
+   * @returns {DelegationContext}
+   */
+  delegate(targetRole, task) {
+    targetRole.delegator = this;
+    this.delegates.push(targetRole);
+    
+    return new DelegationContext(this, targetRole, task);
+  }
+
+  /**
+   * Access resource through hierarchy
+   * @param {string} resourceName - Name of resource to access
+   * @returns {*} Resource value or undefined
+   */
+  access(resourceName) {
+    // First check personal workspace
+    if (this.workspace.has(resourceName)) {
+      return this.workspace.get(resourceName);
+    }
+    
+    // Then check access hierarchy
+    for (const scope of this.accessHierarchy) {
+      if (scope.has(resourceName)) {
+        return scope.get(resourceName);
+      }
+    }
+    
+    // Finally check department shared supplies
+    return this.department?.sharedSupplies.get(resourceName);
+  }
+
+  /**
+   * Store resource in personal workspace
+   * @param {string} name - Resource name
+   * @param {*} value - Resource value
+   */
+  store(name, value) {
+    this.workspace.set(name, value);
+    return this;
+  }
+
+  /**
+   * Record invocation for statistics
+   * @param {number} duration - Duration in milliseconds
+   * @param {boolean} success - Whether invocation succeeded
+   */
+  recordInvocation(duration, success) {
+    const stats = this.stats;
+    stats.invocations++;
+    
+    // Update success rate (rolling average)
+    const alpha = 0.1; // smoothing factor
+    stats.successRate = stats.successRate * (1 - alpha) + (success ? 1 : 0) * alpha;
+    
+    // Update average resolution time
+    stats.avgResolutionTime = stats.avgResolutionTime * (1 - alpha) + duration * alpha;
+  }
+
+  /**
+   * Get explanation of role's current state
+   * @returns {Object} Human-readable explanation
+   */
+  explain() {
+    return {
+      identity: `Role: ${this.name}`,
+      department: this.department?.name || 'Independent',
+      responsibilities: Array.from(this.responsibilities),
+      toolProficiencies: Object.fromEntries(this.tools),
+      delegationDepth: this.getDelegationDepth(),
+      statistics: {
+        invocations: this.stats.invocations,
+        successRate: `${(this.stats.successRate * 100).toFixed(1)}%`,
+        avgResolutionTime: `${this.stats.avgResolutionTime.toFixed(2)}ms`
+      },
+      recentAdaptations: this.adaptations.slice(-5)
+    };
+  }
+
+  /**
+   * Calculate current delegation depth
+   * @returns {number}
+   */
+  getDelegationDepth() {
+    let depth = 0;
+    let current = this;
+    while (current.delegator) {
+      depth++;
+      current = current.delegator;
+    }
+    return depth;
+  }
+}
+
+/**
+ * Department class - wraps ECMA-262 Realm concept
+ * An isolated organizational unit with its own culture, resources, and protocols.
+ * Can form "joint ventures" when problems span boundaries.
+ */
+class Department {
+  /**
+   * @param {string} name - Department name
+   * @param {Object} options - Configuration options
+   */
+  constructor(name, options = {}) {
+    this.name = name;
+    this.id = `dept_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+    
+    // Roles within this department
+    this.roles = new Map();
+    
+    // Shared supplies (variable environment analog)
+    this.sharedSupplies = new Map();
+    
+    // Department protocols
+    this.protocols = new Map();
+    
+    // Joint ventures with other departments
+    this.jointVentures = [];
+    
+    // Global role (execution context for global code)
+    this.globalRole = new Role('Global Coordinator', this, {
+      responsibilities: ['initialization', 'event-coordination']
+    });
+    this.roles.set('global', this.globalRole);
+  }
+
+  /**
+   * Create a new role in this department
+   * @param {string} name - Role name
+   * @param {Object} options - Role options
+   * @returns {Role}
+   */
+  createRole(name, options = {}) {
+    const role = new Role(name, this, options);
+    this.roles.set(role.id, role);
+    return role;
+  }
+
+  /**
+   * Form a joint venture with another department
+   * @param {Department} other - Other department
+   * @param {string} purpose - Purpose of joint venture
+   * @returns {JointVenture}
+   */
+  formJointVenture(other, purpose) {
+    const venture = new JointVenture([this, other], purpose);
+    this.jointVentures.push(venture);
+    other.jointVentures.push(venture);
+    return venture;
+  }
+
+  /**
+   * Share supply with all roles
+   * @param {string} name - Supply name
+   * @param {*} value - Supply value
+   */
+  shareSupply(name, value) {
+    this.sharedSupplies.set(name, value);
+    return this;
+  }
+
+  /**
+   * Get explanation of department's current state
+   * @returns {Object}
+   */
+  explain() {
+    return {
+      identity: `Department: ${this.name}`,
+      roleCount: this.roles.size,
+      roles: Array.from(this.roles.values()).map(r => r.name),
+      sharedSupplies: Array.from(this.sharedSupplies.keys()),
+      jointVentures: this.jointVentures.map(jv => jv.purpose),
+      protocols: Array.from(this.protocols.keys())
+    };
+  }
+}
+
+/**
+ * Employee class - wraps ECMA-262 Agent concept
+ * The actual worker performing tasks, bound to a department.
+ * Develops specializations over time and can mentor across departments.
+ */
+class Employee {
+  /**
+   * @param {string} name - Employee name
+   * @param {Department} department - Bound department
+   */
+  constructor(name, department) {
+    this.name = name;
+    this.department = department;
+    this.id = `emp_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+    
+    // Current role being performed
+    this.currentRole = null;
+    
+    // Task board (job queue)
+    this.taskBoard = new TaskBoard();
+    
+    // Specializations developed over time
+    this.specializations = new Map(); // skill → proficiency
+    
+    // Mentorship relationships
+    this.mentees = [];
+    this.mentors = [];
+    
+    // Performance history
+    this.history = [];
+  }
+
+  /**
+   * Assume a role
+   * @param {Role} role - Role to assume
+   */
+  assumeRole(role) {
+    if (this.currentRole) {
+      this.history.push({
+        role: this.currentRole.name,
+        duration: Date.now() - this.roleStartTime
+      });
+    }
+    this.currentRole = role;
+    this.roleStartTime = Date.now();
+    return this;
+  }
+
+  /**
+   * Pick up next task from board
+   * @returns {Task|null}
+   */
+  pickupTask() {
+    return this.taskBoard.dequeue();
+  }
+
+  /**
+   * Develop a specialization
+   * @param {string} skill - Skill name
+   * @param {number} experience - Experience points gained
+   */
+  develop(skill, experience) {
+    const current = this.specializations.get(skill) || 0;
+    this.specializations.set(skill, Math.min(5, current + experience));
+    return this;
+  }
+
+  /**
+   * Mentor another employee
+   * @param {Employee} mentee - Employee to mentor
+   * @param {string} skill - Skill to teach
+   */
+  mentor(mentee, skill) {
+    if (this.specializations.has(skill)) {
+      this.mentees.push({ employee: mentee, skill });
+      mentee.mentors.push({ employee: this, skill });
+      
+      // Transfer some proficiency
+      const myLevel = this.specializations.get(skill);
+      mentee.develop(skill, myLevel * 0.1);
+    }
+    return this;
+  }
+
+  /**
+   * Get explanation of employee's current state
+   * @returns {Object}
+   */
+  explain() {
+    return {
+      identity: `Employee: ${this.name}`,
+      department: this.department.name,
+      currentRole: this.currentRole?.name || 'Idle',
+      pendingTasks: this.taskBoard.size(),
+      specializations: Object.fromEntries(this.specializations),
+      menteeCount: this.mentees.length,
+      mentorCount: this.mentors.length
+    };
+  }
+}
+
+/**
+ * TaskBoard class - wraps ECMA-262 Job Queue concept
+ * Prioritized work items with learned urgency patterns.
+ */
+class TaskBoard {
+  constructor() {
+    this.tasks = [];
+    this.urgencyPatterns = new Map();
+  }
+
+  /**
+   * Add task to board
+   * @param {Task} task - Task to add
+   * @param {string} priority - Priority level
+   */
+  enqueue(task, priority = 'normal') {
+    // Learn urgency from task type
+    const learnedPriority = this.urgencyPatterns.get(task.type) || priority;
+    
+    const entry = {
+      task,
+      priority: learnedPriority,
+      timestamp: Date.now()
+    };
+    
+    // Insert based on priority
+    const priorityOrder = { critical: 0, high: 1, normal: 2, low: 3 };
+    const insertIdx = this.tasks.findIndex(
+      t => priorityOrder[t.priority] > priorityOrder[entry.priority]
+    );
+    
+    if (insertIdx === -1) {
+      this.tasks.push(entry);
+    } else {
+      this.tasks.splice(insertIdx, 0, entry);
+    }
+    
+    return this;
+  }
+
+  /**
+   * Get next task
+   * @returns {Task|null}
+   */
+  dequeue() {
+    const entry = this.tasks.shift();
+    return entry?.task || null;
+  }
+
+  /**
+   * Update urgency pattern based on observed behavior
+   * @param {string} taskType - Type of task
+   * @param {string} observedPriority - Observed urgency
+   */
+  learnUrgency(taskType, observedPriority) {
+    this.urgencyPatterns.set(taskType, observedPriority);
+    return this;
+  }
+
+  /**
+   * Get board size
+   * @returns {number}
+   */
+  size() {
+    return this.tasks.length;
+  }
+}
+
+/**
+ * Task class - represents a unit of work
+ */
+class Task {
+  constructor(type, description, handler) {
+    this.type = type;
+    this.description = description;
+    this.handler = handler;
+    this.id = `task_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+    this.createdAt = Date.now();
+    this.state = 'pending';
+  }
+
+  /**
+   * Execute the task
+   * @param {Role} executingRole - Role executing this task
+   * @returns {Promise}
+   */
+  async execute(executingRole) {
+    this.state = 'running';
+    const startTime = Date.now();
+    
+    try {
+      const result = await this.handler(executingRole);
+      this.state = 'completed';
+      executingRole.recordInvocation(Date.now() - startTime, true);
+      return result;
+    } catch (error) {
+      this.state = 'failed';
+      this.error = error;
+      executingRole.recordInvocation(Date.now() - startTime, false);
+      throw error;
+    }
+  }
+}
+
+/**
+ * DelegationContext - wraps delegation chain state
+ */
+class DelegationContext {
+  constructor(delegator, delegate, task) {
+    this.delegator = delegator;
+    this.delegate = delegate;
+    this.task = task;
+    this.depth = delegate.getDelegationDepth();
+    this.startTime = Date.now();
+  }
+
+  /**
+   * Get chain explanation
+   * @returns {string}
+   */
+  explainChain() {
+    const chain = [];
+    let current = this.delegate;
+    
+    while (current) {
+      chain.unshift(current.name);
+      current = current.delegator;
+    }
+    
+    return chain.join(' → ');
+  }
+}
+
+/**
+ * JointVenture - collaboration between departments
+ */
+class JointVenture {
+  constructor(departments, purpose) {
+    this.departments = departments;
+    this.purpose = purpose;
+    this.id = `jv_${Date.now()}`;
+    this.sharedKnowledge = new Map();
+    this.protocols = new Map();
+  }
+
+  /**
+   * Share knowledge across venture
+   * @param {string} key - Knowledge key
+   * @param {*} value - Knowledge value
+   */
+  share(key, value) {
+    this.sharedKnowledge.set(key, value);
+    return this;
+  }
+
+  /**
+   * Access shared knowledge
+   * @param {string} key - Knowledge key
+   * @returns {*}
+   */
+  access(key) {
+    return this.sharedKnowledge.get(key);
+  }
+}
+
+/**
+ * The Execution Academy - main entry point
+ * Container for all academy operations
+ */
+class ExecutionAcademy {
+  constructor(name = 'Main Academy') {
+    this.name = name;
+    this.departments = new Map();
+    this.employees = new Map();
+    this.nicheConstructor = new NicheConstructor(this);
+    this.explainabilityLayer = new ExplainabilityLayer(this);
+    
+    // Shared facilities
+    this.messageHall = new TaskBoard(); // Global job queue
+    this.archiveRoom = new Map(); // Heap/memory
+    this.trainingYard = new TrainingYard(this); // Optimization engine
+  }
+
+  /**
+   * Create a new department (realm)
+   * @param {string} name - Department name
+   * @returns {Department}
+   */
+  createDepartment(name) {
+    const dept = new Department(name);
+    this.departments.set(dept.id, dept);
+    return dept;
+  }
+
+  /**
+   * Hire a new employee (agent)
+   * @param {string} name - Employee name
+   * @param {Department} department - Department to join
+   * @returns {Employee}
+   */
+  hire(name, department) {
+    const employee = new Employee(name, department);
+    this.employees.set(employee.id, employee);
+    return employee;
+  }
+
+  /**
+   * Archive data (store in heap)
+   * @param {string} key - Archive key
+   * @param {*} value - Value to archive
+   */
+  archive(key, value) {
+    this.archiveRoom.set(key, {
+      value,
+      archivedAt: Date.now(),
+      accessCount: 0
+    });
+    return this;
+  }
+
+  /**
+   * Retrieve from archive
+   * @param {string} key - Archive key
+   * @returns {*}
+   */
+  retrieve(key) {
+    const entry = this.archiveRoom.get(key);
+    if (entry) {
+      entry.accessCount++;
+      return entry.value;
+    }
+    return undefined;
+  }
+
+  /**
+   * Get full academy explanation
+   * @returns {Object}
+   */
+  explain() {
+    return {
+      academy: this.name,
+      departments: Array.from(this.departments.values()).map(d => d.explain()),
+      employees: Array.from(this.employees.values()).map(e => e.explain()),
+      messageHallSize: this.messageHall.size(),
+      archiveSize: this.archiveRoom.size,
+      adaptationSuggestions: this.nicheConstructor.getSuggestions()
+    };
+  }
+}
+
+/**
+ * TrainingYard - optimization engine
+ */
+class TrainingYard {
+  constructor(academy) {
+    this.academy = academy;
+    this.experiments = [];
+    this.successfulOptimizations = [];
+  }
+
+  /**
+   * Run an optimization experiment
+   * @param {Object} hypothesis - Optimization hypothesis
+   * @returns {Object} Experiment results
+   */
+  async experiment(hypothesis) {
+    const experiment = {
+      id: `exp_${Date.now()}`,
+      hypothesis,
+      startTime: Date.now(),
+      state: 'running'
+    };
+    
+    this.experiments.push(experiment);
+    
+    // Simulate experiment (in real impl, would do shadow testing)
+    experiment.result = await this.runShadowTest(hypothesis);
+    experiment.state = 'completed';
+    experiment.endTime = Date.now();
+    
+    if (experiment.result.improvement > 0) {
+      this.successfulOptimizations.push(experiment);
+    }
+    
+    return experiment;
+  }
+
+  /**
+   * Run shadow test for hypothesis
+   * @param {Object} hypothesis - Hypothesis to test
+   * @returns {Object} Test results
+   */
+  async runShadowTest(hypothesis) {
+    // Placeholder for actual shadow testing logic
+    return {
+      improvement: Math.random() * 0.2 - 0.05, // -5% to +15%
+      confidence: Math.random() * 0.3 + 0.7, // 70-100%
+      sampleSize: Math.floor(Math.random() * 1000) + 100
+    };
+  }
+}
+
+// Forward declarations for circular dependencies
+class NicheConstructor {
+  constructor(academy) {
+    this.academy = academy;
+  }
+  getSuggestions() {
+    return []; // Implemented in niche-constructor.js
+  }
+}
+
+class ExplainabilityLayer {
+  constructor(academy) {
+    this.academy = academy;
+  }
+}
+
+// Export all classes
+export {
+  ExecutionAcademy,
+  Department,
+  Role,
+  Employee,
+  TaskBoard,
+  Task,
+  DelegationContext,
+  JointVenture,
+  TrainingYard,
+  NicheConstructor,
+  ExplainabilityLayer
+};
+
+// Default export
+export default ExecutionAcademy;
diff --git a/docs/execution-academy/src/dashboard.html b/docs/execution-academy/src/dashboard.html
new file mode 100644
index 00000000..d0a2f43b
--- /dev/null
+++ b/docs/execution-academy/src/dashboard.html
@@ -0,0 +1,888 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Execution Academy Dashboard</title>
+  <style>
+    :root {
+      --bg-primary: #0d1117;
+      --bg-secondary: #161b22;
+      --bg-tertiary: #21262d;
+      --text-primary: #c9d1d9;
+      --text-secondary: #8b949e;
+      --accent-blue: #58a6ff;
+      --accent-green: #3fb950;
+      --accent-yellow: #d29922;
+      --accent-red: #f85149;
+      --accent-purple: #a371f7;
+      --border-color: #30363d;
+    }
+
+    * {
+      box-sizing: border-box;
+      margin: 0;
+      padding: 0;
+    }
+
+    body {
+      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
+      background: var(--bg-primary);
+      color: var(--text-primary);
+      min-height: 100vh;
+      padding: 20px;
+    }
+
+    .dashboard {
+      max-width: 1400px;
+      margin: 0 auto;
+    }
+
+    header {
+      text-align: center;
+      padding: 20px 0 40px;
+      border-bottom: 1px solid var(--border-color);
+      margin-bottom: 30px;
+    }
+
+    header h1 {
+      font-size: 2rem;
+      margin-bottom: 10px;
+      background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
+      -webkit-background-clip: text;
+      -webkit-text-fill-color: transparent;
+      background-clip: text;
+    }
+
+    header p {
+      color: var(--text-secondary);
+    }
+
+    .grid {
+      display: grid;
+      grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
+      gap: 20px;
+      margin-bottom: 30px;
+    }
+
+    .card {
+      background: var(--bg-secondary);
+      border: 1px solid var(--border-color);
+      border-radius: 12px;
+      padding: 20px;
+    }
+
+    .card-header {
+      display: flex;
+      align-items: center;
+      gap: 10px;
+      margin-bottom: 15px;
+      padding-bottom: 15px;
+      border-bottom: 1px solid var(--border-color);
+    }
+
+    .card-header .icon {
+      font-size: 1.5rem;
+    }
+
+    .card-header h2 {
+      font-size: 1.1rem;
+      font-weight: 600;
+    }
+
+    /* Department/Realm Visualization */
+    .departments {
+      display: flex;
+      gap: 15px;
+      flex-wrap: wrap;
+    }
+
+    .department {
+      background: var(--bg-tertiary);
+      border: 1px solid var(--border-color);
+      border-radius: 8px;
+      padding: 15px;
+      flex: 1;
+      min-width: 180px;
+    }
+
+    .department-name {
+      font-weight: 600;
+      margin-bottom: 10px;
+      color: var(--accent-blue);
+    }
+
+    .role {
+      background: var(--bg-primary);
+      border-radius: 6px;
+      padding: 8px 12px;
+      margin: 5px 0;
+      font-size: 0.85rem;
+      display: flex;
+      align-items: center;
+      gap: 8px;
+    }
+
+    .role .status {
+      width: 8px;
+      height: 8px;
+      border-radius: 50%;
+      background: var(--accent-green);
+    }
+
+    .role .status.idle {
+      background: var(--text-secondary);
+    }
+
+    .role .status.busy {
+      background: var(--accent-yellow);
+      animation: pulse 1s infinite;
+    }
+
+    @keyframes pulse {
+      0%, 100% { opacity: 1; }
+      50% { opacity: 0.5; }
+    }
+
+    /* Skill Tree */
+    .skill-tree {
+      font-family: 'Monaco', 'Menlo', monospace;
+      font-size: 0.85rem;
+      line-height: 1.6;
+    }
+
+    .skill {
+      display: flex;
+      align-items: center;
+      gap: 8px;
+      padding: 4px 0;
+    }
+
+    .skill-stars {
+      color: var(--accent-yellow);
+    }
+
+    .skill-stars .empty {
+      opacity: 0.3;
+    }
+
+    .skill-locked {
+      opacity: 0.5;
+    }
+
+    /* Task Board */
+    .task-board {
+      display: flex;
+      flex-direction: column;
+      gap: 8px;
+    }
+
+    .task {
+      background: var(--bg-tertiary);
+      border-radius: 6px;
+      padding: 12px;
+      display: flex;
+      align-items: center;
+      gap: 12px;
+    }
+
+    .task-priority {
+      width: 4px;
+      height: 100%;
+      min-height: 30px;
+      border-radius: 2px;
+    }
+
+    .task-priority.critical { background: var(--accent-red); }
+    .task-priority.high { background: var(--accent-yellow); }
+    .task-priority.normal { background: var(--accent-blue); }
+    .task-priority.low { background: var(--text-secondary); }
+
+    .task-content {
+      flex: 1;
+    }
+
+    .task-type {
+      font-size: 0.75rem;
+      color: var(--text-secondary);
+      text-transform: uppercase;
+    }
+
+    .task-description {
+      font-size: 0.9rem;
+    }
+
+    /* Explanation Panel */
+    .explanation-panel {
+      background: var(--bg-tertiary);
+      border-radius: 8px;
+      padding: 15px;
+      font-family: 'Monaco', 'Menlo', monospace;
+      font-size: 0.85rem;
+      line-height: 1.6;
+    }
+
+    .explanation-section {
+      margin-bottom: 15px;
+    }
+
+    .explanation-section h4 {
+      color: var(--accent-blue);
+      margin-bottom: 8px;
+      display: flex;
+      align-items: center;
+      gap: 8px;
+    }
+
+    .explanation-factor {
+      display: flex;
+      gap: 10px;
+      padding: 4px 0;
+    }
+
+    .explanation-factor::before {
+      content: '├──';
+      color: var(--text-secondary);
+    }
+
+    .explanation-factor:last-child::before {
+      content: '└──';
+    }
+
+    /* Niche Constructor */
+    .niche-phases {
+      display: flex;
+      flex-direction: column;
+      gap: 12px;
+    }
+
+    .phase {
+      display: flex;
+      align-items: center;
+      gap: 15px;
+      padding: 12px;
+      background: var(--bg-tertiary);
+      border-radius: 8px;
+    }
+
+    .phase-number {
+      width: 30px;
+      height: 30px;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      background: var(--accent-purple);
+      border-radius: 50%;
+      font-weight: 600;
+    }
+
+    .phase-content {
+      flex: 1;
+    }
+
+    .phase-name {
+      font-weight: 600;
+      margin-bottom: 4px;
+    }
+
+    .phase-stats {
+      font-size: 0.85rem;
+      color: var(--text-secondary);
+    }
+
+    /* Metrics */
+    .metrics {
+      display: grid;
+      grid-template-columns: repeat(4, 1fr);
+      gap: 15px;
+    }
+
+    .metric {
+      text-align: center;
+      padding: 15px;
+      background: var(--bg-tertiary);
+      border-radius: 8px;
+    }
+
+    .metric-value {
+      font-size: 2rem;
+      font-weight: 700;
+      color: var(--accent-green);
+    }
+
+    .metric-label {
+      font-size: 0.8rem;
+      color: var(--text-secondary);
+      margin-top: 5px;
+    }
+
+    /* Confidence Bar */
+    .confidence-bar {
+      height: 8px;
+      background: var(--bg-primary);
+      border-radius: 4px;
+      overflow: hidden;
+      margin-top: 8px;
+    }
+
+    .confidence-fill {
+      height: 100%;
+      background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
+      border-radius: 4px;
+      transition: width 0.3s ease;
+    }
+
+    /* Suggestions */
+    .suggestions {
+      display: flex;
+      flex-direction: column;
+      gap: 10px;
+    }
+
+    .suggestion {
+      padding: 12px;
+      background: var(--bg-tertiary);
+      border-radius: 8px;
+      border-left: 3px solid var(--accent-purple);
+    }
+
+    .suggestion.high {
+      border-left-color: var(--accent-red);
+    }
+
+    .suggestion.medium {
+      border-left-color: var(--accent-yellow);
+    }
+
+    .suggestion-header {
+      display: flex;
+      justify-content: space-between;
+      margin-bottom: 8px;
+    }
+
+    .suggestion-type {
+      font-size: 0.75rem;
+      text-transform: uppercase;
+      color: var(--accent-purple);
+    }
+
+    .suggestion-priority {
+      font-size: 0.75rem;
+      padding: 2px 8px;
+      border-radius: 10px;
+      background: var(--bg-primary);
+    }
+
+    .suggestion-message {
+      font-size: 0.9rem;
+      line-height: 1.5;
+    }
+
+    /* Knowledge Sharing */
+    .sharing-table {
+      width: 100%;
+      border-collapse: collapse;
+    }
+
+    .sharing-table th,
+    .sharing-table td {
+      padding: 10px;
+      text-align: left;
+      border-bottom: 1px solid var(--border-color);
+    }
+
+    .sharing-table th {
+      color: var(--text-secondary);
+      font-weight: 500;
+      font-size: 0.8rem;
+      text-transform: uppercase;
+    }
+
+    .access-badge {
+      display: inline-block;
+      padding: 2px 8px;
+      border-radius: 4px;
+      font-size: 0.8rem;
+      background: var(--bg-primary);
+    }
+
+    .access-badge.rw { color: var(--accent-green); }
+    .access-badge.r { color: var(--accent-blue); }
+    .access-badge.clone { color: var(--accent-yellow); }
+    .access-badge.transfer { color: var(--accent-purple); }
+
+    /* Controls */
+    .controls {
+      display: flex;
+      gap: 10px;
+      margin-top: 15px;
+    }
+
+    button {
+      padding: 8px 16px;
+      border: 1px solid var(--border-color);
+      border-radius: 6px;
+      background: var(--bg-tertiary);
+      color: var(--text-primary);
+      cursor: pointer;
+      font-size: 0.85rem;
+      transition: all 0.2s;
+    }
+
+    button:hover {
+      background: var(--bg-primary);
+      border-color: var(--accent-blue);
+    }
+
+    button.primary {
+      background: var(--accent-blue);
+      border-color: var(--accent-blue);
+      color: white;
+    }
+
+    button.primary:hover {
+      opacity: 0.9;
+    }
+
+    /* Footer */
+    footer {
+      text-align: center;
+      padding: 30px 0;
+      color: var(--text-secondary);
+      font-size: 0.85rem;
+      border-top: 1px solid var(--border-color);
+      margin-top: 30px;
+    }
+
+    footer a {
+      color: var(--accent-blue);
+      text-decoration: none;
+    }
+
+    footer a:hover {
+      text-decoration: underline;
+    }
+  </style>
+</head>
+<body>
+  <div class="dashboard">
+    <header>
+      <h1>🎓 The Execution Academy</h1>
+      <p>ECMA-262 as a Neuro-Symbolic Training System</p>
+    </header>
+
+    <!-- Metrics Overview -->
+    <div class="card" style="margin-bottom: 20px;">
+      <div class="metrics">
+        <div class="metric">
+          <div class="metric-value" id="metric-departments">3</div>
+          <div class="metric-label">Departments</div>
+        </div>
+        <div class="metric">
+          <div class="metric-value" id="metric-roles">12</div>
+          <div class="metric-label">Active Roles</div>
+        </div>
+        <div class="metric">
+          <div class="metric-value" id="metric-tasks">47</div>
+          <div class="metric-label">Tasks Completed</div>
+        </div>
+        <div class="metric">
+          <div class="metric-value" id="metric-confidence">97%</div>
+          <div class="metric-label">Avg. Confidence</div>
+        </div>
+      </div>
+    </div>
+
+    <div class="grid">
+      <!-- Departments (Realms) -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">🏢</span>
+          <h2>Departments (Realms)</h2>
+        </div>
+        <div class="departments">
+          <div class="department">
+            <div class="department-name">Department A</div>
+            <div class="role">
+              <span class="status busy"></span>
+              <span>Global Coordinator</span>
+            </div>
+            <div class="role">
+              <span class="status"></span>
+              <span>Event Handler</span>
+            </div>
+            <div class="role">
+              <span class="status idle"></span>
+              <span>UI Renderer</span>
+            </div>
+          </div>
+          <div class="department">
+            <div class="department-name">Department B</div>
+            <div class="role">
+              <span class="status"></span>
+              <span>API Handler</span>
+            </div>
+            <div class="role">
+              <span class="status busy"></span>
+              <span>Fetch Specialist</span>
+            </div>
+          </div>
+          <div class="department">
+            <div class="department-name">Department C</div>
+            <div class="role">
+              <span class="status"></span>
+              <span>Data Transform</span>
+            </div>
+            <div class="role">
+              <span class="status"></span>
+              <span>Cache Manager</span>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- Skill Tree -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">🌳</span>
+          <h2>Fetch Specialist Skill Tree</h2>
+        </div>
+        <div class="skill-tree">
+          <div class="skill">
+            <span>└── FETCH (Base)</span>
+            <span class="skill-stars">★★★★★</span>
+          </div>
+          <div class="skill" style="padding-left: 20px;">
+            <span>├── CACHE-FIRST</span>
+            <span class="skill-stars">★★★★<span class="empty">☆</span></span>
+          </div>
+          <div class="skill" style="padding-left: 40px;">
+            <span>└── PREDICTIVE-PREFETCH</span>
+            <span class="skill-stars">★<span class="empty">☆☆☆☆</span></span>
+          </div>
+          <div class="skill" style="padding-left: 20px;">
+            <span>├── NETWORK-FIRST</span>
+            <span class="skill-stars">★★★<span class="empty">☆☆</span></span>
+          </div>
+          <div class="skill" style="padding-left: 40px;">
+            <span>└── ADAPTIVE-TIMEOUT</span>
+            <span class="skill-stars">★★★<span class="empty">☆☆</span></span>
+          </div>
+          <div class="skill" style="padding-left: 20px;">
+            <span>└── STALE-WHILE-REVALIDATE</span>
+            <span class="skill-stars">★★<span class="empty">☆☆☆</span></span>
+          </div>
+        </div>
+        <div class="controls">
+          <button>View All Trees</button>
+          <button class="primary">Train Skills</button>
+        </div>
+      </div>
+
+      <!-- Task Board -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">📋</span>
+          <h2>Task Board (Job Queue)</h2>
+        </div>
+        <div class="task-board">
+          <div class="task">
+            <div class="task-priority critical"></div>
+            <div class="task-content">
+              <div class="task-type">fetch</div>
+              <div class="task-description">GET /api/users (cache miss)</div>
+            </div>
+          </div>
+          <div class="task">
+            <div class="task-priority high"></div>
+            <div class="task-content">
+              <div class="task-type">cache</div>
+              <div class="task-description">Update manifest v2.3.1</div>
+            </div>
+          </div>
+          <div class="task">
+            <div class="task-priority normal"></div>
+            <div class="task-content">
+              <div class="task-type">sync</div>
+              <div class="task-description">Background sync pending</div>
+            </div>
+          </div>
+          <div class="task">
+            <div class="task-priority low"></div>
+            <div class="task-content">
+              <div class="task-type">cleanup</div>
+              <div class="task-description">Prune stale cache entries</div>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- Explanation Panel -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">🔍</span>
+          <h2>Execution Explanation Panel</h2>
+        </div>
+        <div class="explanation-panel">
+          <div class="explanation-section">
+            <h4>📖 Current Operation: fetch('/api/users')</h4>
+            <p>The UI Renderer asked the Event Coordinator for user data. The Event Coordinator delegated to the Fetch Specialist, who noticed this endpoint was requested 47 times today.</p>
+          </div>
+          <div class="explanation-section">
+            <h4>🧠 Decision Factors</h4>
+            <div class="explanation-factor">Cache hit rate: 94%</div>
+            <div class="explanation-factor">Data freshness: 3s (tolerance: 30s)</div>
+            <div class="explanation-factor">Network conditions: Good</div>
+            <div class="explanation-factor">Context: Browsing (non-critical)</div>
+          </div>
+          <div class="explanation-section">
+            <h4>📊 Confidence</h4>
+            <div>97% (based on 847 similar decisions)</div>
+            <div class="confidence-bar">
+              <div class="confidence-fill" style="width: 97%"></div>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- Niche Constructor -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">🔧</span>
+          <h2>Niche Construction Engine</h2>
+        </div>
+        <div class="niche-phases">
+          <div class="phase">
+            <div class="phase-number">1</div>
+            <div class="phase-content">
+              <div class="phase-name">Observation</div>
+              <div class="phase-stats">1,247 observations • 23 patterns detected</div>
+            </div>
+          </div>
+          <div class="phase">
+            <div class="phase-number">2</div>
+            <div class="phase-content">
+              <div class="phase-name">Hypothesis Generation</div>
+              <div class="phase-stats">8 hypotheses • 3 ready for testing</div>
+            </div>
+          </div>
+          <div class="phase">
+            <div class="phase-number">3</div>
+            <div class="phase-content">
+              <div class="phase-name">Safe Experimentation</div>
+              <div class="phase-stats">2 running • 12 completed</div>
+            </div>
+          </div>
+          <div class="phase">
+            <div class="phase-number">4</div>
+            <div class="phase-content">
+              <div class="phase-name">Integration</div>
+              <div class="phase-stats">7 optimizations active</div>
+            </div>
+          </div>
+          <div class="phase">
+            <div class="phase-number">5</div>
+            <div class="phase-content">
+              <div class="phase-name">Environmental Modification</div>
+              <div class="phase-stats">15 scope reshapes • 3 priority adjustments</div>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- Adaptation Suggestions -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">💡</span>
+          <h2>Adaptation Suggestions</h2>
+        </div>
+        <div class="suggestions">
+          <div class="suggestion high">
+            <div class="suggestion-header">
+              <span class="suggestion-type">pattern-detected</span>
+              <span class="suggestion-priority">HIGH</span>
+            </div>
+            <div class="suggestion-message">
+              fetch('/api/users') operations account for 52% of recent activity. 
+              Consider creating a FastPath optimization.
+            </div>
+          </div>
+          <div class="suggestion medium">
+            <div class="suggestion-header">
+              <span class="suggestion-type">integration-ready</span>
+              <span class="suggestion-priority">MEDIUM</span>
+            </div>
+            <div class="suggestion-message">
+              Validated optimization "Cache-First for static assets" ready for integration. 
+              Expected improvement: 23%.
+            </div>
+          </div>
+          <div class="suggestion">
+            <div class="suggestion-header">
+              <span class="suggestion-type">skill-unlock</span>
+              <span class="suggestion-priority">LOW</span>
+            </div>
+            <div class="suggestion-message">
+              2 skills are still locked in Cache Manager tree. 
+              Focus on prerequisite skills to unlock new capabilities.
+            </div>
+          </div>
+        </div>
+        <div class="controls">
+          <button>Dismiss All</button>
+          <button class="primary">Apply Suggestions</button>
+        </div>
+      </div>
+
+      <!-- Knowledge Sharing -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">🤝</span>
+          <h2>Knowledge Sharing Agreement</h2>
+        </div>
+        <p style="margin-bottom: 15px; color: var(--text-secondary);">
+          ServiceWorker "Cache Manager" ↔ Window "UI Render"
+        </p>
+        <table class="sharing-table">
+          <thead>
+            <tr>
+              <th>Data Element</th>
+              <th>Access</th>
+              <th>Sync Strategy</th>
+            </tr>
+          </thead>
+          <tbody>
+            <tr>
+              <td>user.profile</td>
+              <td><span class="access-badge rw">R/W</span></td>
+              <td>Immediate (hot)</td>
+            </tr>
+            <tr>
+              <td>cache.manifest</td>
+              <td><span class="access-badge r">R only</span></td>
+              <td>Batch (every 5s)</td>
+            </tr>
+            <tr>
+              <td>api.responses</td>
+              <td><span class="access-badge clone">Clone</span></td>
+              <td>Deep copy</td>
+            </tr>
+            <tr>
+              <td>stream.chunks</td>
+              <td><span class="access-badge transfer">Transfer</span></td>
+              <td>Zero-copy</td>
+            </tr>
+          </tbody>
+        </table>
+      </div>
+
+      <!-- Commitment Chain -->
+      <div class="card">
+        <div class="card-header">
+          <span class="icon">🔗</span>
+          <h2>Commitment Chain (Promise)</h2>
+        </div>
+        <div class="explanation-panel">
+          <div class="skill">
+            <span>📋 COMMITMENT CHAIN</span>
+          </div>
+          <div class="skill" style="padding-left: 20px;">
+            <span>├── 🤝 "I will fetch data from /api/users"</span>
+          </div>
+          <div class="skill" style="padding-left: 40px; color: var(--accent-green);">
+            <span>└── Confidence: HIGH (network available)</span>
+          </div>
+          <div class="skill" style="padding-left: 40px; color: var(--text-secondary);">
+            <span>└── Fallback: Use cached version if network fails</span>
+          </div>
+          <div class="skill" style="padding-left: 20px;">
+            <span>├── 🔄 "When data arrives, I will parse it as JSON"</span>
+          </div>
+          <div class="skill" style="padding-left: 40px; color: var(--accent-yellow);">
+            <span>└── Confidence: MEDIUM (depends on format)</span>
+          </div>
+          <div class="skill" style="padding-left: 40px; color: var(--text-secondary);">
+            <span>└── Adaptation: Try XML, then plain text</span>
+          </div>
+          <div class="skill" style="padding-left: 20px;">
+            <span>└── ✨ "I will process the parsed data"</span>
+          </div>
+          <div class="skill" style="padding-left: 40px; color: var(--accent-blue);">
+            <span>└── Confidence: Variable (depends on data)</span>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <footer>
+      <p>
+        Execution Academy Dashboard • Part of the 
+        <a href="https://github.com/w3c/ServiceWorker">W3C Service Workers Specification</a>
+      </p>
+      <p style="margin-top: 10px;">
+        Based on ECMA-262 execution model with neuro-symbolic adaptations
+      </p>
+    </footer>
+  </div>
+
+  <script type="module">
+    // Import the academy modules
+    import { ExecutionAcademy, Department, Role, Employee, Task } from './academy.js';
+    import ExplainableWorker from './explainable-worker.js';
+    import NicheConstructor from './niche-constructor.js';
+
+    // Initialize the academy
+    const academy = new ExecutionAcademy('Main Academy');
+
+    // Create departments
+    const deptA = academy.createDepartment('Department A');
+    const deptB = academy.createDepartment('Department B');
+    const deptC = academy.createDepartment('Department C');
+
+    // Create roles
+    const eventHandler = deptA.createRole('Event Handler', {
+      responsibilities: ['event-dispatch', 'event-coordination']
+    });
+    const uiRenderer = deptA.createRole('UI Renderer', {
+      responsibilities: ['dom-update', 'style-calculation']
+    });
+    const fetchSpecialist = deptB.createRole('Fetch Specialist', {
+      responsibilities: ['network-request', 'response-handling']
+    });
+    const cacheManager = deptC.createRole('Cache Manager', {
+      responsibilities: ['cache-read', 'cache-write', 'cache-invalidation']
+    });
+
+    // Initialize explainable worker
+    const explainable = new ExplainableWorker(academy);
+
+    // Initialize niche constructor
+    const niche = new NicheConstructor(academy);
+
+    // Example: Record a decision
+    const decision = explainable.recordDecision('op_001', 'fetch', {
+      requester: 'UI Renderer',
+      endpoint: '/api/users'
+    });
+
+    decision
+      .addFactor('Cache hit rate', '94%', 0.9)
+      .addFactor('Data freshness', '3s', 0.8)
+      .addFactor('Network conditions', 'Good', 0.7)
+      .addAlternative('Network-First', 'Rejected (cache freshness acceptable)')
+      .addAlternative('Stale-While-Revalidate', 'Considered but cache is fresh')
+      .choose('CACHE-FIRST', 0.97);
+
+    // Log for debugging
+    console.log('Academy initialized:', academy.explain());
+    console.log('Decision explanation:', explainable.getDecisionExplanation('op_001'));
+    console.log('Skill trees:', explainable.getAllSkillTrees());
+    console.log('Niche status:', niche.getStatus());
+
+    // Make objects available globally for console interaction
+    window.academy = academy;
+    window.explainable = explainable;
+    window.niche = niche;
+  </script>
+</body>
+</html>
diff --git a/docs/execution-academy/src/explainable-worker.js b/docs/execution-academy/src/explainable-worker.js
new file mode 100644
index 00000000..8f9568a6
--- /dev/null
+++ b/docs/execution-academy/src/explainable-worker.js
@@ -0,0 +1,784 @@
+/**
+ * @fileoverview ExplainableWorker - Human-readable execution explainability layer
+ * 
+ * Provides natural language explanations for every execution decision,
+ * implementing the Execution Explanation Panel concept from the Academy.
+ * 
+ * @license W3C Software and Document License
+ * @see https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
+ */
+
+'use strict';
+
+import { ExecutionAcademy, Role, Task } from './academy.js';
+
+/**
+ * Decision record for explanations
+ */
+class Decision {
+  /**
+   * @param {string} operationId - Unique operation identifier
+   * @param {string} operationType - Type of operation (fetch, cache, compute, etc.)
+   * @param {Object} context - Decision context
+   */
+  constructor(operationId, operationType, context = {}) {
+    this.operationId = operationId;
+    this.operationType = operationType;
+    this.context = context;
+    this.timestamp = Date.now();
+    this.factors = [];
+    this.alternativesConsidered = [];
+    this.chosenPath = null;
+    this.confidence = 0;
+    this.narrative = '';
+  }
+
+  /**
+   * Add a decision factor
+   * @param {string} name - Factor name
+   * @param {*} value - Factor value
+   * @param {number} weight - Factor weight in decision
+   */
+  addFactor(name, value, weight = 1) {
+    this.factors.push({ name, value, weight });
+    return this;
+  }
+
+  /**
+   * Add an alternative that was considered
+   * @param {string} alternative - Alternative path
+   * @param {string} rejectionReason - Why it was rejected
+   */
+  addAlternative(alternative, rejectionReason) {
+    this.alternativesConsidered.push({ alternative, rejectionReason });
+    return this;
+  }
+
+  /**
+   * Set the chosen path
+   * @param {string} path - Chosen execution path
+   * @param {number} confidence - Confidence level (0-1)
+   */
+  choose(path, confidence) {
+    this.chosenPath = path;
+    this.confidence = confidence;
+    return this;
+  }
+
+  /**
+   * Generate narrative explanation
+   * @returns {string}
+   */
+  generateNarrative() {
+    const parts = [];
+    
+    // Opening
+    parts.push(`Operation: ${this.operationType}`);
+    
+    // Context
+    if (this.context.requester) {
+      parts.push(`The ${this.context.requester} requested this operation.`);
+    }
+    
+    // Factors considered
+    if (this.factors.length > 0) {
+      parts.push('Decision factors:');
+      this.factors.forEach(f => {
+        parts.push(`  • ${f.name}: ${f.value}`);
+      });
+    }
+    
+    // Chosen path
+    if (this.chosenPath) {
+      parts.push(`Chosen strategy: ${this.chosenPath}`);
+      parts.push(`Confidence: ${(this.confidence * 100).toFixed(1)}%`);
+    }
+    
+    // Alternatives
+    if (this.alternativesConsidered.length > 0) {
+      parts.push('Alternatives considered:');
+      this.alternativesConsidered.forEach(alt => {
+        parts.push(`  • ${alt.alternative}: ${alt.rejectionReason}`);
+      });
+    }
+    
+    this.narrative = parts.join('\n');
+    return this.narrative;
+  }
+}
+
+/**
+ * Skill in a skill tree
+ */
+class Skill {
+  /**
+   * @param {string} name - Skill name
+   * @param {string} category - Skill category
+   * @param {Skill[]} prerequisites - Required prerequisite skills
+   */
+  constructor(name, category, prerequisites = []) {
+    this.name = name;
+    this.category = category;
+    this.prerequisites = prerequisites;
+    this.proficiency = 0; // 0-5 stars
+    this.usageCount = 0;
+    this.successCount = 0;
+    this.children = [];
+  }
+
+  /**
+   * Record skill usage
+   * @param {boolean} success - Whether usage was successful
+   */
+  recordUsage(success) {
+    this.usageCount++;
+    if (success) {
+      this.successCount++;
+      // Gain proficiency on success
+      this.proficiency = Math.min(5, this.proficiency + 0.01);
+    } else {
+      // Slight decrease on failure
+      this.proficiency = Math.max(0, this.proficiency - 0.005);
+    }
+    return this;
+  }
+
+  /**
+   * Check if skill is unlocked (prerequisites met)
+   * @returns {boolean}
+   */
+  isUnlocked() {
+    return this.prerequisites.every(p => p.proficiency >= 1);
+  }
+
+  /**
+   * Get skill display
+   * @returns {string}
+   */
+  getDisplay() {
+    const stars = '★'.repeat(Math.floor(this.proficiency)) + 
+                  '☆'.repeat(5 - Math.floor(this.proficiency));
+    const locked = this.isUnlocked() ? '' : ' 🔒';
+    return `${this.name} ${stars}${locked}`;
+  }
+}
+
+/**
+ * SkillTree - collection of skills with dependencies
+ */
+class SkillTree {
+  /**
+   * @param {string} name - Tree name (e.g., "Fetch Specialist")
+   */
+  constructor(name) {
+    this.name = name;
+    this.skills = new Map();
+    this.rootSkills = [];
+  }
+
+  /**
+   * Add a skill to the tree
+   * @param {Skill} skill - Skill to add
+   * @param {Skill} parent - Parent skill (optional)
+   */
+  addSkill(skill, parent = null) {
+    this.skills.set(skill.name, skill);
+    
+    if (parent) {
+      parent.children.push(skill);
+    } else {
+      this.rootSkills.push(skill);
+    }
+    
+    return skill;
+  }
+
+  /**
+   * Get skill by name
+   * @param {string} name - Skill name
+   * @returns {Skill|undefined}
+   */
+  getSkill(name) {
+    return this.skills.get(name);
+  }
+
+  /**
+   * Get tree visualization
+   * @returns {string}
+   */
+  visualize() {
+    const lines = [`┌─ ${this.name} ─┐`];
+    
+    const renderSkill = (skill, prefix = '') => {
+      lines.push(`${prefix}├── ${skill.getDisplay()}`);
+      skill.children.forEach((child, idx) => {
+        const isLast = idx === skill.children.length - 1;
+        const newPrefix = prefix + (isLast ? '    ' : '│   ');
+        renderSkill(child, newPrefix);
+      });
+    };
+    
+    this.rootSkills.forEach(skill => renderSkill(skill));
+    lines.push('└' + '─'.repeat(this.name.length + 4) + '┘');
+    
+    return lines.join('\n');
+  }
+
+  /**
+   * Get proficiency summary
+   * @returns {Object}
+   */
+  getSummary() {
+    const skills = Array.from(this.skills.values());
+    const totalProficiency = skills.reduce((sum, s) => sum + s.proficiency, 0);
+    const maxProficiency = skills.length * 5;
+    
+    return {
+      name: this.name,
+      skillCount: skills.length,
+      unlockedCount: skills.filter(s => s.isUnlocked()).length,
+      averageProficiency: totalProficiency / skills.length,
+      completionPercent: (totalProficiency / maxProficiency * 100).toFixed(1)
+    };
+  }
+}
+
+/**
+ * ExplainableWorker - main interface for explainability
+ * Extends ServiceWorker conceptually with explanation capabilities
+ */
+class ExplainableWorker {
+  /**
+   * @param {ExecutionAcademy} academy - Parent academy
+   */
+  constructor(academy) {
+    this.academy = academy;
+    this.decisions = new Map(); // operationId → Decision
+    this.skillTrees = new Map(); // treeName → SkillTree
+    this.explanationHistory = [];
+    
+    // Initialize default skill trees
+    this._initializeSkillTrees();
+  }
+
+  /**
+   * Initialize default skill trees for Service Worker operations
+   * @private
+   */
+  _initializeSkillTrees() {
+    // Fetch Specialist Skill Tree
+    const fetchTree = new SkillTree('Fetch Specialist');
+    
+    const fetchBase = fetchTree.addSkill(new Skill('FETCH', 'core'));
+    fetchBase.proficiency = 5; // Base skill is maxed
+    
+    const cacheFirst = fetchTree.addSkill(
+      new Skill('CACHE-FIRST', 'strategy', [fetchBase]), 
+      fetchBase
+    );
+    const networkFirst = fetchTree.addSkill(
+      new Skill('NETWORK-FIRST', 'strategy', [fetchBase]), 
+      fetchBase
+    );
+    const staleWhileRevalidate = fetchTree.addSkill(
+      new Skill('STALE-WHILE-REVALIDATE', 'strategy', [fetchBase]), 
+      fetchBase
+    );
+    
+    fetchTree.addSkill(
+      new Skill('PREDICTIVE-PREFETCH', 'optimization', [cacheFirst]), 
+      cacheFirst
+    );
+    fetchTree.addSkill(
+      new Skill('ADAPTIVE-TIMEOUT', 'optimization', [networkFirst]), 
+      networkFirst
+    );
+    
+    this.skillTrees.set('fetch', fetchTree);
+
+    // Cache Manager Skill Tree
+    const cacheTree = new SkillTree('Cache Manager');
+    
+    const cacheBase = cacheTree.addSkill(new Skill('CACHE-API', 'core'));
+    cacheBase.proficiency = 5;
+    
+    const cacheMatch = cacheTree.addSkill(
+      new Skill('CACHE-MATCH', 'operation', [cacheBase]), 
+      cacheBase
+    );
+    const cachePut = cacheTree.addSkill(
+      new Skill('CACHE-PUT', 'operation', [cacheBase]), 
+      cacheBase
+    );
+    const cacheDelete = cacheTree.addSkill(
+      new Skill('CACHE-DELETE', 'operation', [cacheBase]), 
+      cacheBase
+    );
+    
+    cacheTree.addSkill(
+      new Skill('CACHE-VERSIONING', 'advanced', [cacheMatch, cachePut]), 
+      cachePut
+    );
+    cacheTree.addSkill(
+      new Skill('CACHE-CLEANUP', 'advanced', [cacheDelete]), 
+      cacheDelete
+    );
+    
+    this.skillTrees.set('cache', cacheTree);
+
+    // Event Handler Skill Tree
+    const eventTree = new SkillTree('Event Handler');
+    
+    const eventBase = eventTree.addSkill(new Skill('EVENT-LISTENER', 'core'));
+    eventBase.proficiency = 5;
+    
+    const installEvent = eventTree.addSkill(
+      new Skill('INSTALL-EVENT', 'lifecycle', [eventBase]), 
+      eventBase
+    );
+    const activateEvent = eventTree.addSkill(
+      new Skill('ACTIVATE-EVENT', 'lifecycle', [eventBase]), 
+      eventBase
+    );
+    const fetchEvent = eventTree.addSkill(
+      new Skill('FETCH-EVENT', 'functional', [eventBase]), 
+      eventBase
+    );
+    const messageEvent = eventTree.addSkill(
+      new Skill('MESSAGE-EVENT', 'functional', [eventBase]), 
+      eventBase
+    );
+    
+    eventTree.addSkill(
+      new Skill('SKIP-WAITING', 'advanced', [installEvent, activateEvent]), 
+      activateEvent
+    );
+    eventTree.addSkill(
+      new Skill('CLIENTS-CLAIM', 'advanced', [activateEvent]), 
+      activateEvent
+    );
+    
+    this.skillTrees.set('event', eventTree);
+  }
+
+  /**
+   * Record a decision for later explanation
+   * @param {string} operationId - Operation identifier
+   * @param {string} operationType - Type of operation
+   * @param {Object} context - Decision context
+   * @returns {Decision}
+   */
+  recordDecision(operationId, operationType, context = {}) {
+    const decision = new Decision(operationId, operationType, context);
+    this.decisions.set(operationId, decision);
+    return decision;
+  }
+
+  /**
+   * Get explanation for a specific operation
+   * @param {string} operationId - Operation identifier
+   * @returns {Object} Human-readable explanation
+   */
+  getDecisionExplanation(operationId) {
+    const decision = this.decisions.get(operationId);
+    
+    if (!decision) {
+      return {
+        error: 'Decision not found',
+        operationId,
+        suggestion: 'The operation may have completed before tracking started.'
+      };
+    }
+
+    const explanation = {
+      operationId,
+      operationType: decision.operationType,
+      timestamp: new Date(decision.timestamp).toISOString(),
+      
+      narrative: decision.generateNarrative(),
+      
+      decisionFactors: decision.factors.map(f => ({
+        factor: f.name,
+        value: String(f.value),
+        weight: `${(f.weight * 100).toFixed(0)}%`
+      })),
+      
+      alternativePaths: decision.alternativesConsidered.map(alt => ({
+        path: alt.alternative,
+        rejectionReason: alt.rejectionReason
+      })),
+      
+      chosenStrategy: decision.chosenPath,
+      confidence: `${(decision.confidence * 100).toFixed(1)}%`,
+      
+      basedOnSimilarDecisions: this._findSimilarDecisions(decision).length
+    };
+
+    // Store in history
+    this.explanationHistory.push({
+      timestamp: Date.now(),
+      operationId,
+      explanation
+    });
+
+    return explanation;
+  }
+
+  /**
+   * Find similar past decisions
+   * @param {Decision} decision - Current decision
+   * @returns {Decision[]}
+   * @private
+   */
+  _findSimilarDecisions(decision) {
+    const similar = [];
+    
+    for (const [id, past] of this.decisions) {
+      if (id === decision.operationId) continue;
+      
+      // Check similarity based on operation type and factors
+      if (past.operationType === decision.operationType) {
+        const sharedFactors = past.factors.filter(pf => 
+          decision.factors.some(df => df.name === pf.name)
+        );
+        if (sharedFactors.length >= decision.factors.length * 0.5) {
+          similar.push(past);
+        }
+      }
+    }
+    
+    return similar;
+  }
+
+  /**
+   * Get skill tree for a category
+   * @param {string} category - Skill category (fetch, cache, event)
+   * @returns {Object} Skill tree information
+   */
+  getSkillTree(category = 'fetch') {
+    const tree = this.skillTrees.get(category);
+    
+    if (!tree) {
+      return {
+        error: 'Skill tree not found',
+        category,
+        available: Array.from(this.skillTrees.keys())
+      };
+    }
+
+    return {
+      category,
+      visualization: tree.visualize(),
+      summary: tree.getSummary(),
+      skills: Array.from(tree.skills.values()).map(s => ({
+        name: s.name,
+        category: s.category,
+        proficiency: s.proficiency,
+        proficiencyDisplay: s.getDisplay(),
+        unlocked: s.isUnlocked(),
+        usageCount: s.usageCount,
+        successRate: s.usageCount > 0 
+          ? `${(s.successCount / s.usageCount * 100).toFixed(1)}%` 
+          : 'N/A'
+      }))
+    };
+  }
+
+  /**
+   * Get all skill trees
+   * @returns {Object}
+   */
+  getAllSkillTrees() {
+    const trees = {};
+    
+    for (const [name, tree] of this.skillTrees) {
+      trees[name] = {
+        visualization: tree.visualize(),
+        summary: tree.getSummary()
+      };
+    }
+    
+    return trees;
+  }
+
+  /**
+   * Record skill usage
+   * @param {string} treeName - Skill tree name
+   * @param {string} skillName - Skill name
+   * @param {boolean} success - Whether usage was successful
+   */
+  recordSkillUsage(treeName, skillName, success) {
+    const tree = this.skillTrees.get(treeName);
+    if (tree) {
+      const skill = tree.getSkill(skillName);
+      if (skill) {
+        skill.recordUsage(success);
+      }
+    }
+    return this;
+  }
+
+  /**
+   * Get adaptation suggestions from niche constructor
+   * @returns {Object[]} Array of suggestions
+   */
+  getAdaptationSuggestions() {
+    if (this.academy?.nicheConstructor) {
+      return this.academy.nicheConstructor.getSuggestions();
+    }
+    
+    // Generate basic suggestions from skill data
+    const suggestions = [];
+    
+    for (const [name, tree] of this.skillTrees) {
+      const summary = tree.getSummary();
+      
+      // Suggest unlocking skills if many are locked
+      const lockedCount = summary.skillCount - summary.unlockedCount;
+      if (lockedCount > 0) {
+        suggestions.push({
+          type: 'skill-unlock',
+          tree: name,
+          message: `${lockedCount} skills are still locked in ${tree.name}. ` +
+                   `Focus on prerequisite skills to unlock new capabilities.`,
+          priority: 'medium'
+        });
+      }
+      
+      // Suggest practice for low proficiency
+      if (summary.averageProficiency < 2) {
+        suggestions.push({
+          type: 'skill-practice',
+          tree: name,
+          message: `Average proficiency in ${tree.name} is ${summary.averageProficiency.toFixed(1)}/5. ` +
+                   `More practice recommended.`,
+          priority: 'low'
+        });
+      }
+    }
+    
+    // Suggest based on decision patterns
+    const recentDecisions = Array.from(this.decisions.values())
+      .filter(d => Date.now() - d.timestamp < 3600000) // Last hour
+      .slice(-100);
+    
+    if (recentDecisions.length > 50) {
+      const typeFreq = new Map();
+      recentDecisions.forEach(d => {
+        typeFreq.set(d.operationType, (typeFreq.get(d.operationType) || 0) + 1);
+      });
+      
+      const mostCommon = Array.from(typeFreq.entries())
+        .sort((a, b) => b[1] - a[1])[0];
+      
+      if (mostCommon && mostCommon[1] > recentDecisions.length * 0.5) {
+        suggestions.push({
+          type: 'pattern-detected',
+          pattern: mostCommon[0],
+          message: `${mostCommon[0]} operations account for ${(mostCommon[1] / recentDecisions.length * 100).toFixed(0)}% ` +
+                   `of recent activity. Consider creating a FastPath optimization.`,
+          priority: 'high'
+        });
+      }
+    }
+    
+    return suggestions;
+  }
+
+  /**
+   * Generate comprehensive explanation panel
+   * @param {string} operationId - Operation to explain
+   * @returns {string} Formatted explanation panel
+   */
+  generateExplanationPanel(operationId) {
+    const explanation = this.getDecisionExplanation(operationId);
+    
+    if (explanation.error) {
+      return `
+┌─────────────────────────────────────────────────────────────────────┐
+│  🔍 EXECUTION EXPLANATION PANEL                                     │
+├─────────────────────────────────────────────────────────────────────┤
+│  ⚠️  ${explanation.error}                                            
+│  Operation ID: ${operationId}
+│  ${explanation.suggestion || ''}
+└─────────────────────────────────────────────────────────────────────┘`;
+    }
+
+    const factors = explanation.decisionFactors
+      .map(f => `│  ├── ${f.factor}: ${f.value}`)
+      .join('\n');
+    
+    const alternatives = explanation.alternativePaths
+      .map(alt => `│  ├── ${alt.path}: ${alt.rejectionReason}`)
+      .join('\n');
+
+    return `
+┌─────────────────────────────────────────────────────────────────────┐
+│  🔍 EXECUTION EXPLANATION PANEL                                     │
+├─────────────────────────────────────────────────────────────────────┤
+│                                                                      
+│  Current Operation: ${explanation.operationType}
+│  Operation ID: ${operationId}
+│                                                                      
+│  📖 NARRATIVE EXPLANATION:                                          
+│  ─────────────────────────                                          
+${explanation.narrative.split('\n').map(line => `│  ${line}`).join('\n')}
+│                                                                      
+│  🧠 DECISION FACTORS:                                               
+${factors}
+│                                                                      
+│  🔄 ALTERNATIVE PATHS CONSIDERED:                                   
+${alternatives || '│  └── None'}
+│                                                                      
+│  📊 CONFIDENCE: ${explanation.confidence} (based on ${explanation.basedOnSimilarDecisions} similar decisions)
+│                                                                      
+└─────────────────────────────────────────────────────────────────────┘`;
+  }
+}
+
+/**
+ * CommitmentChain - Typed Promise Logic as Commitment Protocols
+ * Wraps promises with confidence scoring and adaptive fallbacks
+ */
+class CommitmentChain {
+  /**
+   * @param {string} description - Human-readable commitment description
+   * @param {Function} executor - Promise executor
+   */
+  constructor(description, executor) {
+    this.commitments = [{
+      description,
+      confidence: 1.0,
+      fallbackPlan: null,
+      state: 'pending'
+    }];
+    
+    this.executor = executor;
+    this.adaptations = [];
+  }
+
+  /**
+   * Set confidence level for current commitment
+   * @param {number} level - Confidence (0-1)
+   * @param {string} reason - Reason for confidence level
+   */
+  withConfidence(level, reason) {
+    const current = this.commitments[this.commitments.length - 1];
+    current.confidence = level;
+    current.confidenceReason = reason;
+    return this;
+  }
+
+  /**
+   * Set fallback plan
+   * @param {string} description - Fallback description
+   * @param {Function} fallback - Fallback function
+   */
+  withFallback(description, fallback) {
+    const current = this.commitments[this.commitments.length - 1];
+    current.fallbackPlan = { description, handler: fallback };
+    return this;
+  }
+
+  /**
+   * Add follow-up commitment (then)
+   * @param {string} description - Commitment description
+   * @param {Function} handler - Handler function
+   */
+  thenCommit(description, handler) {
+    // Calculate propagated confidence
+    const prevConfidence = this.commitments[this.commitments.length - 1].confidence;
+    
+    this.commitments.push({
+      description,
+      confidence: prevConfidence * 0.9, // Confidence decays through chain
+      fallbackPlan: null,
+      state: 'pending',
+      handler
+    });
+    
+    return this;
+  }
+
+  /**
+   * Execute the commitment chain
+   * @returns {Promise}
+   */
+  async execute() {
+    let result;
+    
+    for (let i = 0; i < this.commitments.length; i++) {
+      const commitment = this.commitments[i];
+      commitment.state = 'executing';
+      
+      try {
+        if (i === 0) {
+          result = await this.executor();
+        } else {
+          result = await commitment.handler(result);
+        }
+        commitment.state = 'fulfilled';
+      } catch (error) {
+        commitment.state = 'rejected';
+        commitment.error = error;
+        
+        // Try fallback if available
+        if (commitment.fallbackPlan) {
+          try {
+            this.adaptations.push({
+              commitment: commitment.description,
+              usedFallback: commitment.fallbackPlan.description
+            });
+            result = await commitment.fallbackPlan.handler(error, result);
+            commitment.state = 'fulfilled-via-fallback';
+          } catch (fallbackError) {
+            throw fallbackError;
+          }
+        } else {
+          throw error;
+        }
+      }
+    }
+    
+    return result;
+  }
+
+  /**
+   * Get chain explanation
+   * @returns {string}
+   */
+  explain() {
+    const lines = ['📋 COMMITMENT CHAIN'];
+    
+    this.commitments.forEach((c, i) => {
+      const prefix = i === this.commitments.length - 1 ? '└──' : '├──';
+      const emoji = {
+        pending: '⏳',
+        executing: '🔄',
+        fulfilled: '✅',
+        'fulfilled-via-fallback': '🔄',
+        rejected: '❌'
+      }[c.state];
+      
+      lines.push(`${prefix} ${emoji} ${c.description}`);
+      lines.push(`    └── Confidence: ${(c.confidence * 100).toFixed(0)}%`);
+      
+      if (c.fallbackPlan) {
+        lines.push(`    └── Fallback: ${c.fallbackPlan.description}`);
+      }
+    });
+    
+    return lines.join('\n');
+  }
+}
+
+// Export classes
+export {
+  ExplainableWorker,
+  Decision,
+  Skill,
+  SkillTree,
+  CommitmentChain
+};
+
+export default ExplainableWorker;
diff --git a/docs/execution-academy/src/index.js b/docs/execution-academy/src/index.js
new file mode 100644
index 00000000..31a74fd7
--- /dev/null
+++ b/docs/execution-academy/src/index.js
@@ -0,0 +1,45 @@
+/**
+ * @fileoverview Entry point for the Execution Academy
+ * 
+ * Exports all public APIs for the neuro-symbolic training system.
+ * 
+ * @license W3C Software and Document License
+ */
+
+'use strict';
+
+// Core Academy classes
+export {
+  ExecutionAcademy,
+  Department,
+  Role,
+  Employee,
+  TaskBoard,
+  Task,
+  DelegationContext,
+  JointVenture,
+  TrainingYard
+} from './academy.js';
+
+// Explainability layer
+export {
+  ExplainableWorker,
+  Decision,
+  Skill,
+  SkillTree,
+  CommitmentChain
+} from './explainable-worker.js';
+
+// Niche construction engine
+export {
+  NicheConstructor,
+  Observation,
+  Pattern,
+  Hypothesis,
+  Experiment,
+  KnowledgeSharingAgreement
+} from './niche-constructor.js';
+
+// Default export: main academy class
+import ExecutionAcademy from './academy.js';
+export default ExecutionAcademy;
diff --git a/docs/execution-academy/src/niche-constructor.js b/docs/execution-academy/src/niche-constructor.js
new file mode 100644
index 00000000..2eaafbac
--- /dev/null
+++ b/docs/execution-academy/src/niche-constructor.js
@@ -0,0 +1,935 @@
+/**
+ * @fileoverview NicheConstructor - Ecological Niche Construction Engine
+ * 
+ * Based on ecological niche construction theory, this system doesn't just
+ * adapt to its environment—it shapes its environment to make future
+ * adaptations easier.
+ * 
+ * Phases:
+ * 1. OBSERVATION - Monitor execution patterns
+ * 2. HYPOTHESIS - Generate optimization hypotheses
+ * 3. EXPERIMENTATION - Safe A/B testing
+ * 4. INTEGRATION - Promote successful experiments
+ * 5. MODIFICATION - Reshape environment
+ * 
+ * @license W3C Software and Document License
+ * @see https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
+ */
+
+'use strict';
+
+/**
+ * Observation record
+ */
+class Observation {
+  /**
+   * @param {string} type - Observation type
+   * @param {Object} data - Observation data
+   */
+  constructor(type, data) {
+    this.type = type;
+    this.data = data;
+    this.timestamp = Date.now();
+    this.id = `obs_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+  }
+}
+
+/**
+ * Pattern detected from observations
+ */
+class Pattern {
+  /**
+   * @param {string} name - Pattern name
+   * @param {string} description - Human-readable description
+   */
+  constructor(name, description) {
+    this.name = name;
+    this.description = description;
+    this.occurrences = 0;
+    this.firstSeen = Date.now();
+    this.lastSeen = Date.now();
+    this.observations = [];
+    this.confidence = 0;
+  }
+
+  /**
+   * Record pattern occurrence
+   * @param {Observation} observation - Related observation
+   */
+  recordOccurrence(observation) {
+    this.occurrences++;
+    this.lastSeen = Date.now();
+    this.observations.push(observation.id);
+    
+    // Confidence increases with occurrences
+    this.confidence = Math.min(1, this.occurrences / 100);
+    
+    return this;
+  }
+
+  /**
+   * Check if pattern is significant
+   * @returns {boolean}
+   */
+  isSignificant() {
+    return this.occurrences >= 10 && this.confidence >= 0.1;
+  }
+}
+
+/**
+ * Hypothesis for optimization
+ */
+class Hypothesis {
+  /**
+   * @param {string} description - What we think will improve
+   * @param {Pattern} pattern - Pattern this hypothesis addresses
+   * @param {Object} optimization - Proposed optimization
+   */
+  constructor(description, pattern, optimization) {
+    this.id = `hyp_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+    this.description = description;
+    this.pattern = pattern;
+    this.optimization = optimization;
+    this.state = 'proposed';
+    this.expectedImprovement = 0;
+    this.actualImprovement = null;
+    this.experiments = [];
+    this.createdAt = Date.now();
+  }
+
+  /**
+   * Estimate expected improvement
+   * @param {number} estimate - Estimated improvement (0-1)
+   * @param {string} rationale - Why we expect this improvement
+   */
+  estimateImprovement(estimate, rationale) {
+    this.expectedImprovement = estimate;
+    this.improvementRationale = rationale;
+    return this;
+  }
+}
+
+/**
+ * Experiment for testing hypotheses
+ */
+class Experiment {
+  /**
+   * @param {Hypothesis} hypothesis - Hypothesis being tested
+   * @param {Object} config - Experiment configuration
+   */
+  constructor(hypothesis, config = {}) {
+    this.id = `exp_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+    this.hypothesis = hypothesis;
+    this.config = {
+      sampleSize: config.sampleSize || 100,
+      controlRatio: config.controlRatio || 0.5, // 50% control, 50% treatment
+      maxDuration: config.maxDuration || 3600000, // 1 hour max
+      ...config
+    };
+    
+    this.state = 'pending';
+    this.startTime = null;
+    this.endTime = null;
+    
+    this.controlGroup = {
+      samples: 0,
+      successes: 0,
+      totalDuration: 0,
+      errors: 0
+    };
+    
+    this.treatmentGroup = {
+      samples: 0,
+      successes: 0,
+      totalDuration: 0,
+      errors: 0
+    };
+    
+    this.results = null;
+  }
+
+  /**
+   * Start the experiment
+   */
+  start() {
+    this.state = 'running';
+    this.startTime = Date.now();
+    this.hypothesis.state = 'testing';
+    return this;
+  }
+
+  /**
+   * Record a sample result
+   * @param {boolean} isTreatment - Whether sample used treatment
+   * @param {boolean} success - Whether operation succeeded
+   * @param {number} duration - Operation duration in ms
+   */
+  recordSample(isTreatment, success, duration) {
+    const group = isTreatment ? this.treatmentGroup : this.controlGroup;
+    
+    group.samples++;
+    if (success) {
+      group.successes++;
+    } else {
+      group.errors++;
+    }
+    group.totalDuration += duration;
+    
+    // Check if experiment is complete
+    const totalSamples = this.controlGroup.samples + this.treatmentGroup.samples;
+    const elapsed = Date.now() - this.startTime;
+    
+    if (totalSamples >= this.config.sampleSize || elapsed >= this.config.maxDuration) {
+      this.complete();
+    }
+    
+    return this;
+  }
+
+  /**
+   * Determine if sample should use treatment (A/B assignment)
+   * @returns {boolean}
+   */
+  shouldUseTreatment() {
+    // Maintain control ratio while running
+    const currentRatio = this.treatmentGroup.samples / 
+      (this.controlGroup.samples + this.treatmentGroup.samples + 1);
+    
+    return currentRatio < (1 - this.config.controlRatio);
+  }
+
+  /**
+   * Complete the experiment and calculate results
+   */
+  complete() {
+    this.state = 'completed';
+    this.endTime = Date.now();
+    
+    const control = this.controlGroup;
+    const treatment = this.treatmentGroup;
+    
+    // Calculate metrics
+    const controlSuccessRate = control.samples > 0 
+      ? control.successes / control.samples 
+      : 0;
+    const treatmentSuccessRate = treatment.samples > 0 
+      ? treatment.successes / treatment.samples 
+      : 0;
+    
+    const controlAvgDuration = control.samples > 0 
+      ? control.totalDuration / control.samples 
+      : 0;
+    const treatmentAvgDuration = treatment.samples > 0 
+      ? treatment.totalDuration / treatment.samples 
+      : 0;
+    
+    // Calculate improvement
+    const successRateImprovement = treatmentSuccessRate - controlSuccessRate;
+    const durationImprovement = controlAvgDuration > 0 
+      ? (controlAvgDuration - treatmentAvgDuration) / controlAvgDuration 
+      : 0;
+    
+    // Overall improvement (weighted)
+    const overallImprovement = successRateImprovement * 0.7 + durationImprovement * 0.3;
+    
+    // Statistical significance (simplified)
+    const totalSamples = control.samples + treatment.samples;
+    const confidence = Math.min(1, totalSamples / this.config.sampleSize);
+    
+    this.results = {
+      controlGroup: {
+        samples: control.samples,
+        successRate: controlSuccessRate,
+        avgDuration: controlAvgDuration,
+        errorRate: control.errors / Math.max(1, control.samples)
+      },
+      treatmentGroup: {
+        samples: treatment.samples,
+        successRate: treatmentSuccessRate,
+        avgDuration: treatmentAvgDuration,
+        errorRate: treatment.errors / Math.max(1, treatment.samples)
+      },
+      improvement: {
+        successRate: successRateImprovement,
+        duration: durationImprovement,
+        overall: overallImprovement
+      },
+      confidence,
+      recommendation: this._generateRecommendation(overallImprovement, confidence),
+      duration: this.endTime - this.startTime
+    };
+    
+    // Update hypothesis
+    this.hypothesis.actualImprovement = overallImprovement;
+    this.hypothesis.state = overallImprovement > 0 ? 'validated' : 'invalidated';
+    
+    return this;
+  }
+
+  /**
+   * Generate recommendation based on results
+   * @param {number} improvement - Overall improvement
+   * @param {number} confidence - Statistical confidence
+   * @returns {string}
+   * @private
+   */
+  _generateRecommendation(improvement, confidence) {
+    if (confidence < 0.5) {
+      return 'INCONCLUSIVE - Need more samples';
+    }
+    
+    if (improvement > 0.1) {
+      return 'STRONG_ADOPT - Significant improvement observed';
+    } else if (improvement > 0.02) {
+      return 'ADOPT - Moderate improvement observed';
+    } else if (improvement > -0.02) {
+      return 'NEUTRAL - No significant difference';
+    } else if (improvement > -0.1) {
+      return 'REJECT - Slight degradation observed';
+    } else {
+      return 'STRONG_REJECT - Significant degradation observed';
+    }
+  }
+
+  /**
+   * Get experiment summary
+   * @returns {Object}
+   */
+  getSummary() {
+    return {
+      id: this.id,
+      hypothesis: this.hypothesis.description,
+      state: this.state,
+      samples: this.controlGroup.samples + this.treatmentGroup.samples,
+      targetSamples: this.config.sampleSize,
+      results: this.results,
+      duration: this.endTime 
+        ? `${((this.endTime - this.startTime) / 1000).toFixed(1)}s`
+        : `${((Date.now() - (this.startTime || Date.now())) / 1000).toFixed(1)}s (running)`
+    };
+  }
+}
+
+/**
+ * Knowledge Sharing Agreement between workers
+ */
+class KnowledgeSharingAgreement {
+  /**
+   * @param {string} party1 - First party name
+   * @param {string} party2 - Second party name
+   */
+  constructor(party1, party2) {
+    this.id = `ksa_${Date.now()}`;
+    this.parties = [party1, party2];
+    this.sharedKnowledge = new Map();
+    this.accessRules = new Map();
+    this.optimizations = [];
+    this.createdAt = Date.now();
+  }
+
+  /**
+   * Define shared data element
+   * @param {string} element - Element name
+   * @param {string} access - Access type (R, W, R/W, Clone, Transfer)
+   * @param {Object} options - Additional options
+   */
+  defineSharing(element, access, options = {}) {
+    this.sharedKnowledge.set(element, {
+      access,
+      syncStrategy: options.syncStrategy || 'on-demand',
+      freshnessTolerance: options.freshnessTolerance || 30000, // 30s default
+      lastOptimized: null,
+      accessCount: 0,
+      avgAccessTime: 0
+    });
+    return this;
+  }
+
+  /**
+   * Record access to shared element
+   * @param {string} element - Element accessed
+   * @param {number} accessTime - Time taken to access
+   */
+  recordAccess(element, accessTime) {
+    const config = this.sharedKnowledge.get(element);
+    if (config) {
+      config.accessCount++;
+      // Rolling average
+      config.avgAccessTime = config.avgAccessTime * 0.9 + accessTime * 0.1;
+    }
+    return this;
+  }
+
+  /**
+   * Analyze and suggest optimizations
+   * @returns {Object[]}
+   */
+  analyzeOptimizations() {
+    const suggestions = [];
+    
+    for (const [element, config] of this.sharedKnowledge) {
+      // High access, slow response → suggest caching
+      if (config.accessCount > 100 && config.avgAccessTime > 50) {
+        suggestions.push({
+          element,
+          suggestion: 'Enable aggressive caching',
+          reason: `High access (${config.accessCount}) with slow response (${config.avgAccessTime.toFixed(1)}ms)`,
+          expectedImprovement: '40-60% latency reduction'
+        });
+      }
+      
+      // Low access → suggest batch sync
+      if (config.accessCount < 10 && config.syncStrategy === 'immediate') {
+        suggestions.push({
+          element,
+          suggestion: 'Switch to batch sync',
+          reason: `Low access (${config.accessCount}) doesn't justify immediate sync`,
+          expectedImprovement: '10-20% bandwidth reduction'
+        });
+      }
+      
+      // Transfer candidate
+      if (config.access === 'Clone' && config.avgAccessTime > 100) {
+        suggestions.push({
+          element,
+          suggestion: 'Consider Transfer instead of Clone',
+          reason: `Large data (${config.avgAccessTime.toFixed(1)}ms clone time)`,
+          expectedImprovement: 'Near zero-copy performance'
+        });
+      }
+    }
+    
+    return suggestions;
+  }
+
+  /**
+   * Get agreement visualization
+   * @returns {string}
+   */
+  visualize() {
+    const lines = [
+      '┌─────────────────────────────────────────────────────────────┐',
+      '│              KNOWLEDGE SHARING AGREEMENT                     │',
+      '├─────────────────────────────────────────────────────────────┤',
+      `│  PARTIES: ${this.parties.join(' ↔ ')}`,
+      '│',
+      '│  SHARED KNOWLEDGE:',
+      '│  ┌─────────────────┬─────────┬──────────────────────────┐',
+      '│  │ Data Element    │ Access  │ Sync Strategy            │',
+      '│  ├─────────────────┼─────────┼──────────────────────────┤'
+    ];
+    
+    for (const [element, config] of this.sharedKnowledge) {
+      const padElement = element.padEnd(15);
+      const padAccess = config.access.padEnd(7);
+      const padSync = config.syncStrategy.padEnd(24);
+      lines.push(`│  │ ${padElement} │ ${padAccess} │ ${padSync} │`);
+    }
+    
+    lines.push(
+      '│  └─────────────────┴─────────┴──────────────────────────┘',
+      '│',
+      '│  LEARNED OPTIMIZATIONS:',
+      ...this.analyzeOptimizations().map(opt => 
+        `│  • ${opt.element}: ${opt.suggestion}`
+      ),
+      '│',
+      '└─────────────────────────────────────────────────────────────┘'
+    );
+    
+    return lines.join('\n');
+  }
+}
+
+/**
+ * NicheConstructor - Main niche construction engine
+ */
+class NicheConstructor {
+  /**
+   * @param {Object} academy - Parent ExecutionAcademy
+   */
+  constructor(academy) {
+    this.academy = academy;
+    
+    // Observation storage
+    this.observations = [];
+    this.observationLimit = 10000;
+    
+    // Detected patterns
+    this.patterns = new Map();
+    
+    // Generated hypotheses
+    this.hypotheses = [];
+    
+    // Running experiments
+    this.experiments = new Map();
+    this.completedExperiments = [];
+    
+    // Integrated optimizations
+    this.integrations = [];
+    
+    // Knowledge sharing agreements
+    this.sharingAgreements = new Map();
+    
+    // Environment modifications
+    this.modifications = [];
+    
+    // Configuration
+    this.config = {
+      patternThreshold: 10, // Min occurrences to consider pattern
+      experimentSampleSize: 100,
+      autoExperiment: false, // Auto-run experiments on significant patterns
+      maxConcurrentExperiments: 3
+    };
+  }
+
+  /**
+   * Phase 1: OBSERVATION - Register a pattern to monitor
+   * @param {string} patternType - Type of pattern
+   * @param {Object} data - Observation data
+   * @returns {Observation}
+   */
+  observe(patternType, data) {
+    const observation = new Observation(patternType, data);
+    
+    // Add to observations (with limit)
+    this.observations.push(observation);
+    if (this.observations.length > this.observationLimit) {
+      this.observations.shift();
+    }
+    
+    // Update pattern detection
+    this._detectPatterns(observation);
+    
+    return observation;
+  }
+
+  /**
+   * Detect patterns from observation
+   * @param {Observation} observation - New observation
+   * @private
+   */
+  _detectPatterns(observation) {
+    const key = this._generatePatternKey(observation);
+    
+    if (!this.patterns.has(key)) {
+      this.patterns.set(key, new Pattern(
+        key,
+        `Pattern: ${observation.type} with similar characteristics`
+      ));
+    }
+    
+    const pattern = this.patterns.get(key);
+    pattern.recordOccurrence(observation);
+    
+    // Auto-generate hypothesis for significant patterns
+    if (pattern.isSignificant() && this.config.autoExperiment) {
+      this._autoGenerateHypothesis(pattern);
+    }
+  }
+
+  /**
+   * Generate pattern key from observation
+   * @param {Observation} observation - Observation
+   * @returns {string}
+   * @private
+   */
+  _generatePatternKey(observation) {
+    // Create key from type and data characteristics
+    const dataKeys = Object.keys(observation.data).sort().join(',');
+    return `${observation.type}:${dataKeys}`;
+  }
+
+  /**
+   * Auto-generate hypothesis for pattern
+   * @param {Pattern} pattern - Significant pattern
+   * @private
+   */
+  _autoGenerateHypothesis(pattern) {
+    // Check if we already have a hypothesis for this pattern
+    const existing = this.hypotheses.find(h => 
+      h.pattern.name === pattern.name && h.state === 'proposed'
+    );
+    
+    if (existing) return;
+    
+    // Generate optimization based on pattern type
+    const optimization = this._suggestOptimization(pattern);
+    
+    if (optimization) {
+      this.hypothesize(
+        `Optimize ${pattern.name}`,
+        pattern,
+        optimization
+      );
+    }
+  }
+
+  /**
+   * Suggest optimization for pattern
+   * @param {Pattern} pattern - Pattern to optimize
+   * @returns {Object|null}
+   * @private
+   */
+  _suggestOptimization(pattern) {
+    // Common optimization suggestions
+    if (pattern.name.includes('fetch')) {
+      return {
+        type: 'caching',
+        strategy: 'cache-first',
+        ttl: 60000
+      };
+    }
+    
+    if (pattern.name.includes('compute')) {
+      return {
+        type: 'memoization',
+        maxSize: 100
+      };
+    }
+    
+    if (pattern.name.includes('delegation')) {
+      return {
+        type: 'fastpath',
+        bypass: true
+      };
+    }
+    
+    return null;
+  }
+
+  /**
+   * Phase 2: HYPOTHESIS - Propose an optimization
+   * @param {string} description - Hypothesis description
+   * @param {Pattern} pattern - Related pattern (or null)
+   * @param {Object} optimization - Proposed optimization
+   * @returns {Hypothesis}
+   */
+  hypothesize(description, pattern, optimization) {
+    const hypothesis = new Hypothesis(description, pattern, optimization);
+    this.hypotheses.push(hypothesis);
+    
+    return hypothesis;
+  }
+
+  /**
+   * Phase 3: EXPERIMENTATION - Test a hypothesis safely
+   * @param {Hypothesis} hypothesis - Hypothesis to test
+   * @param {Object} config - Experiment configuration
+   * @returns {Experiment}
+   */
+  experiment(hypothesis, config = {}) {
+    // Check concurrent experiment limit
+    const runningCount = Array.from(this.experiments.values())
+      .filter(e => e.state === 'running').length;
+    
+    if (runningCount >= this.config.maxConcurrentExperiments) {
+      throw new Error('Maximum concurrent experiments reached');
+    }
+    
+    const experiment = new Experiment(hypothesis, {
+      sampleSize: this.config.experimentSampleSize,
+      ...config
+    });
+    
+    this.experiments.set(experiment.id, experiment);
+    hypothesis.experiments.push(experiment.id);
+    
+    experiment.start();
+    
+    return experiment;
+  }
+
+  /**
+   * Record sample for active experiment
+   * @param {string} experimentId - Experiment ID
+   * @param {boolean} isTreatment - Is treatment group
+   * @param {boolean} success - Operation success
+   * @param {number} duration - Operation duration
+   */
+  recordExperimentSample(experimentId, isTreatment, success, duration) {
+    const experiment = this.experiments.get(experimentId);
+    
+    if (experiment && experiment.state === 'running') {
+      experiment.recordSample(isTreatment, success, duration);
+      
+      // Move to completed if done
+      if (experiment.state === 'completed') {
+        this.experiments.delete(experimentId);
+        this.completedExperiments.push(experiment);
+        
+        // Auto-integrate successful experiments
+        if (experiment.results.recommendation.includes('ADOPT')) {
+          this.integrate(experiment.results);
+        }
+      }
+    }
+    
+    return this;
+  }
+
+  /**
+   * Phase 4: INTEGRATION - Promote successful experiments
+   * @param {Object} experimentResults - Results to integrate
+   * @returns {Object} Integration record
+   */
+  integrate(experimentResults) {
+    const integration = {
+      id: `int_${Date.now()}`,
+      results: experimentResults,
+      integratedAt: Date.now(),
+      status: 'active'
+    };
+    
+    this.integrations.push(integration);
+    
+    // Record environment modification
+    this.modifications.push({
+      type: 'integration',
+      integration: integration.id,
+      timestamp: Date.now()
+    });
+    
+    return integration;
+  }
+
+  /**
+   * Phase 5: ENVIRONMENT MODIFICATION - Reshape environment
+   * @param {string} modificationType - Type of modification
+   * @param {Object} modification - Modification details
+   */
+  modifyEnvironment(modificationType, modification) {
+    const record = {
+      id: `mod_${Date.now()}`,
+      type: modificationType,
+      modification,
+      timestamp: Date.now(),
+      status: 'applied'
+    };
+    
+    this.modifications.push(record);
+    
+    // Apply modification based on type
+    switch (modificationType) {
+      case 'scope-reshape':
+        // Reshape scope chains based on access patterns
+        this._reshapeScopeChains(modification);
+        break;
+        
+      case 'cache-prewarm':
+        // Pre-warm caches based on predicted needs
+        this._prewarmCaches(modification);
+        break;
+        
+      case 'priority-adjust':
+        // Adjust job queue priorities
+        this._adjustPriorities(modification);
+        break;
+    }
+    
+    return record;
+  }
+
+  /**
+   * Reshape scope chains
+   * @param {Object} modification - Modification details
+   * @private
+   */
+  _reshapeScopeChains(modification) {
+    // Implementation would modify academy scope structures
+    console.log('Reshaping scope chains:', modification);
+  }
+
+  /**
+   * Pre-warm caches
+   * @param {Object} modification - Modification details
+   * @private
+   */
+  _prewarmCaches(modification) {
+    // Implementation would pre-populate caches
+    console.log('Pre-warming caches:', modification);
+  }
+
+  /**
+   * Adjust priorities
+   * @param {Object} modification - Modification details
+   * @private
+   */
+  _adjustPriorities(modification) {
+    // Implementation would adjust task board priorities
+    console.log('Adjusting priorities:', modification);
+  }
+
+  /**
+   * Create knowledge sharing agreement
+   * @param {string} party1 - First party
+   * @param {string} party2 - Second party
+   * @returns {KnowledgeSharingAgreement}
+   */
+  createSharingAgreement(party1, party2) {
+    const agreement = new KnowledgeSharingAgreement(party1, party2);
+    this.sharingAgreements.set(agreement.id, agreement);
+    return agreement;
+  }
+
+  /**
+   * Get adaptation suggestions
+   * @returns {Object[]}
+   */
+  getSuggestions() {
+    const suggestions = [];
+    
+    // Suggestions from significant patterns without experiments
+    for (const [name, pattern] of this.patterns) {
+      if (pattern.isSignificant()) {
+        const hasExperiment = this.hypotheses.some(h => 
+          h.pattern?.name === name && 
+          (h.state === 'testing' || h.state === 'validated')
+        );
+        
+        if (!hasExperiment) {
+          suggestions.push({
+            type: 'pattern-opportunity',
+            pattern: name,
+            occurrences: pattern.occurrences,
+            confidence: pattern.confidence,
+            message: `Significant pattern detected: ${pattern.description}. ` +
+                     `Consider creating an optimization hypothesis.`,
+            action: 'hypothesize',
+            priority: pattern.confidence > 0.5 ? 'high' : 'medium'
+          });
+        }
+      }
+    }
+    
+    // Suggestions from validated hypotheses not yet integrated
+    for (const hypothesis of this.hypotheses) {
+      if (hypothesis.state === 'validated' && hypothesis.actualImprovement > 0) {
+        const isIntegrated = this.integrations.some(i => 
+          i.results?.hypothesis === hypothesis.description
+        );
+        
+        if (!isIntegrated) {
+          suggestions.push({
+            type: 'integration-ready',
+            hypothesis: hypothesis.description,
+            improvement: `${(hypothesis.actualImprovement * 100).toFixed(1)}%`,
+            message: `Validated optimization ready for integration.`,
+            action: 'integrate',
+            priority: hypothesis.actualImprovement > 0.1 ? 'high' : 'medium'
+          });
+        }
+      }
+    }
+    
+    // Suggestions from sharing agreement analysis
+    for (const [, agreement] of this.sharingAgreements) {
+      const optimizations = agreement.analyzeOptimizations();
+      optimizations.forEach(opt => {
+        suggestions.push({
+          type: 'sharing-optimization',
+          element: opt.element,
+          message: opt.suggestion,
+          reason: opt.reason,
+          expectedImprovement: opt.expectedImprovement,
+          priority: 'low'
+        });
+      });
+    }
+    
+    // Sort by priority
+    const priorityOrder = { high: 0, medium: 1, low: 2 };
+    suggestions.sort((a, b) => 
+      priorityOrder[a.priority] - priorityOrder[b.priority]
+    );
+    
+    return suggestions;
+  }
+
+  /**
+   * Get niche construction status
+   * @returns {Object}
+   */
+  getStatus() {
+    return {
+      observations: {
+        total: this.observations.length,
+        recent: this.observations.filter(o => 
+          Date.now() - o.timestamp < 3600000
+        ).length
+      },
+      patterns: {
+        total: this.patterns.size,
+        significant: Array.from(this.patterns.values())
+          .filter(p => p.isSignificant()).length
+      },
+      hypotheses: {
+        total: this.hypotheses.length,
+        byState: {
+          proposed: this.hypotheses.filter(h => h.state === 'proposed').length,
+          testing: this.hypotheses.filter(h => h.state === 'testing').length,
+          validated: this.hypotheses.filter(h => h.state === 'validated').length,
+          invalidated: this.hypotheses.filter(h => h.state === 'invalidated').length
+        }
+      },
+      experiments: {
+        running: this.experiments.size,
+        completed: this.completedExperiments.length
+      },
+      integrations: this.integrations.length,
+      modifications: this.modifications.length,
+      suggestions: this.getSuggestions().length
+    };
+  }
+
+  /**
+   * Visualize niche construction engine state
+   * @returns {string}
+   */
+  visualize() {
+    const status = this.getStatus();
+    
+    return `
+┌─────────────────────────────────────────────────────────────────────┐
+│                    NICHE CONSTRUCTION ENGINE                         │
+├─────────────────────────────────────────────────────────────────────┤
+│                                                                      │
+│  1. OBSERVATION PHASE                                                │
+│     • Total observations: ${status.observations.total}
+│     • Recent (1h): ${status.observations.recent}
+│     • Patterns detected: ${status.patterns.total}
+│     • Significant patterns: ${status.patterns.significant}
+│                                                                      │
+│  2. HYPOTHESIS GENERATION                                            │
+│     • Total hypotheses: ${status.hypotheses.total}
+│     • Proposed: ${status.hypotheses.byState.proposed}
+│     • Testing: ${status.hypotheses.byState.testing}
+│     • Validated: ${status.hypotheses.byState.validated}
+│                                                                      │
+│  3. SAFE EXPERIMENTATION                                             │
+│     • Running experiments: ${status.experiments.running}
+│     • Completed: ${status.experiments.completed}
+│                                                                      │
+│  4. INTEGRATION                                                      │
+│     • Active integrations: ${status.integrations}
+│                                                                      │
+│  5. ENVIRONMENTAL MODIFICATION                                       │
+│     • Modifications applied: ${status.modifications}
+│                                                                      │
+│  💡 PENDING SUGGESTIONS: ${status.suggestions}
+│                                                                      │
+└─────────────────────────────────────────────────────────────────────┘`;
+  }
+}
+
+// Export classes
+export {
+  NicheConstructor,
+  Observation,
+  Pattern,
+  Hypothesis,
+  Experiment,
+  KnowledgeSharingAgreement
+};
+
+export default NicheConstructor;