MO

moai-foundation-philosopher

An intellectual framework to structure deep analysis and strategic decision-making for complex systems and problems.

Install

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Installs to .claude/skills/moai-foundation-philosopher

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

Strategic thinking framework integrating First Principles Analysis, Stanford Design Thinking, and MIT Systems Engineering for deeper problem-solving. Use for architecture decisions or root cause analysis.
204 chars✓ has a “when” trigger
Advanced

Key capabilities

  • Perform assumption audits
  • Decompose problems
  • Generate alternatives
  • Analyze trade-offs
  • Check for cognitive biases

How it works

It uses a structured framework to surface assumptions, decompose problems, and evaluate trade-offs before committing to a solution.

Inputs & outputs

You give it
Complex architectural problem
You get back
Strategic decision and rationale

When to use moai-foundation-philosopher

  • Solve architectural bottlenecks
  • Define system requirements
  • Refine product vision

About this skill

MoAI Foundation Philosopher

Strategic thinking framework that promotes deeper analysis over quick calculations. Integrates three proven methodologies for systematic problem-solving.

Core Philosophy: Think deeply before acting. Question assumptions. Consider alternatives. Make trade-offs explicit. Check for cognitive biases.

Quick Reference (30 seconds)

What is the Philosopher Framework?

A structured approach to complex decisions combining:

  • First Principles Analysis: Break problems to fundamental truths
  • Stanford Design Thinking: Divergent-convergent solution generation
  • MIT Systems Engineering: Systematic risk assessment and validation

Five-Phase Thinking Process:

  1. Assumption Audit: Surface and question what we take for granted
  2. First Principles Decomposition: Break down to root causes
  3. Alternative Generation: Create multiple solution options
  4. Trade-off Analysis: Compare options systematically
  5. Cognitive Bias Check: Verify thinking quality

When to Activate:

  • Architecture decisions affecting 5+ files
  • Technology selection (library, framework, database)
  • Performance vs maintainability trade-offs
  • Refactoring scope decisions
  • Breaking changes consideration
  • Any decision with significant long-term impact

Quick Access:


Implementation Guide (5 minutes)

Phase 1: Assumption Audit

Purpose: Surface hidden assumptions before they become blind spots.

Five Critical Questions:

  • What are we assuming to be true without evidence?
  • What if this assumption turns out to be wrong?
  • Is this a hard constraint or merely a preference?
  • What evidence supports this assumption?
  • Who else should validate this assumption?

Assumption Categories:

  • Technical Assumptions: Technology capabilities, performance characteristics, compatibility
  • Business Assumptions: User behavior, market conditions, budget availability
  • Team Assumptions: Skill levels, availability, domain knowledge
  • Timeline Assumptions: Delivery expectations, dependency schedules

Assumption Documentation Format:

  • Assumption statement: Clear description of what is assumed
  • Confidence level: High, Medium, or Low based on evidence
  • Evidence basis: What supports this assumption
  • Risk if wrong: Consequence if assumption proves false
  • Validation method: How to verify before committing

WHY: Unexamined assumptions are the leading cause of project failures and rework. IMPACT: Surfacing assumptions early prevents 40-60% of mid-project pivots.

Phase 2: First Principles Decomposition

Purpose: Cut through complexity to find root causes and fundamental requirements.

The Five Whys Technique:

  • Surface Problem: What the user or system observes
  • First Why: Immediate cause analysis
  • Second Why: Underlying cause investigation
  • Third Why: Systemic driver identification
  • Fourth Why: Organizational or process factor
  • Fifth Why (Root Cause): Fundamental issue to adddess

Constraint Analysis:

  • Hard Constraints: Non-negotiable (security, compliance, physics, budget)
  • Soft Constraints: Negotiable preferences (timeline, feature scope, tooling)
  • Self-Imposed Constraints: Assumptions disguised as requirements
  • Degrees of Freedom: Areas where creative solutions are possible

Decomposition Questions:

  • What is the actual goal behind this request?
  • What problem are we really trying to solve?
  • What would a solution look like if we had no constraints?
  • What is the minimum viable solution?
  • What can we eliminate while still achieving the goal?

WHY: Most problems are solved at the wrong level of abstraction. IMPACT: First principles thinking reduces solution complexity by 30-50%.

Phase 3: Alternative Generation

Purpose: Avoid premature convergence on suboptimal solutions.

Generation Rules:

  • Minimum three distinct alternatives required
  • Include at least one unconventional option
  • Always include "do nothing" as baseline
  • Consider short-term vs long-term implications
  • Explore both incremental and transformative approaches

Alternative Categories:

  • Conservative: Low risk, incremental improvement, familiar technology
  • Balanced: Moderate risk, significant improvement, some innovation
  • Aggressive: Higher risk, transformative change, cutting-edge approach
  • Radical: Challenge fundamental assumptions, completely different approach

Creativity Techniques:

  • Inversion: What would make this problem worse? Now do the opposite.
  • Analogy: How do other domains solve similar problems?
  • Constraint Removal: What if budget, time, or technology were unlimited?
  • Simplification: What is the simplest possible solution?

WHY: The first solution is rarely the best solution. IMPACT: Considering 3+ alternatives improves decision quality by 25%.

Phase 4: Trade-off Analysis

Purpose: Make implicit trade-offs explicit and comparable.

Standard Evaluation Criteria:

  • Performance: Speed, throughput, latency, resource usage
  • Maintainability: Code clarity, documentation, team familiarity
  • Implementation Cost: Development time, complexity, learning curve
  • Risk Level: Technical risk, failure probability, rollback difficulty
  • Scalability: Growth capacity, flexibility, future-proofing
  • Security: Vulnerability surface, compliance, data protection

Weighted Scoring Method:

  • Assign weights to criteria based on project priorities (total 100%)
  • Rate each option 1-10 on each criterion
  • Calculate weighted composite score
  • Document reasoning for each score
  • Identify score sensitivity to weight changes

Trade-off Documentation:

  • What we gain: Primary benefits of chosen approach
  • What we sacrifice: Explicit costs and limitations accepted
  • Why acceptable: Rationale for accepting these trade-offs
  • Mitigation plan: How to adddess downsides

WHY: Implicit trade-offs lead to regret and second-guessing. IMPACT: Explicit trade-offs improve stakeholder alignment by 50%.

Phase 5: Cognitive Bias Check

Purpose: Ensure recommendation quality by checking for common thinking errors.

Primary Biases to Monitor:

  • Anchoring Bias: Over-reliance on first information encountered
  • Confirmation Bias: Seeking evidence that supports existing beliefs
  • Sunk Cost Fallacy: Continuing due to past investment
  • Availability Heuristic: Overweighting recent or memorable events
  • Overconfidence Bias: Excessive certainty in own judgment

Bias Detection Questions:

  • Am I attached to this solution because I thought of it first?
  • Have I actively sought evidence against my preference?
  • Would I recommend this if starting fresh with no prior investment?
  • Am I being influenced by recent experiences that may not apply?
  • What would change my mind about this recommendation?

Mitigation Strategies:

  • Pre-mortem: Imagine the decision failed; what went wrong?
  • Devil's advocate: Argue against your own recommendation
  • Outside view: What do base rates suggest about success?
  • Disagreement seeking: Consult someone likely to challenge you
  • Reversal test: If the opposite were proposed, what would you say?

WHY: Even experts fall prey to cognitive biases under time pressure. IMPACT: Bias checking prevents 20-30% of flawed technical decisions.


Advanced Implementation (10+ minutes)

Integration with MoAI Workflow

SPEC Phase Integration:

  • Apply Assumption Audit during /moai:1-plan
  • Document assumptions in spec.md Problem Analysis section
  • Include alternative approaches considered in plan.md
  • Define validation criteria in acceptance.md

DDD Phase Integration:

  • Use First Principles to identify core test scenarios
  • Generate characterization test alternatives for legacy code
  • Generate specification test alternatives for new features
  • Apply Trade-off Analysis for test coverage decisions

Quality Phase Integration:

  • Include Cognitive Bias Check in code review process
  • Verify assumptions remain valid after implementation
  • Document trade-offs accepted in final documentation

Time Allocation Guidelines

Recommended effort distribution for complex decisions:

  • Assumption Audit: 15% of analysis time
  • First Principles Decomposition: 25% of analysis time
  • Alternative Generation: 20% of analysis time
  • Trade-off Analysis: 25% of analysis time
  • Cognitive Bias Check: 15% of analysis time

Total Analysis vs Implementation:

  • Simple decisions (1-2 files): 10% analysis, 90% implementation
  • Medium decisions (3-10 files): 25% analysis, 75% implementation
  • Complex decisions (10+ files): 40% analysis, 60% implementation
  • Architecture decisions: 50% analysis, 50% implementation

Decision Documentation Template

Strategic Decision Record:

Decision Title: Clear statement of what was decided

Context: Why this decision was needed

Assumptions Examined:

  • Assumption 1 with confidence and validation status
  • Assumption 2 with confidence and validation status

Root Cause Analysis:

  • Surface problem identified
  • Root cause determined through Five Whys

Alternatives Considered:

  • Option A with pros, cons, and score
  • Option B with pros, cons, and score
  • Option C with pros, cons, and score

Trade-offs Accepted:

  • What we gain with chosen approach
  • What we sacrifice and why acceptable

Bias Check Completed:

  • Confirmation of bias mitigation steps taken

Final Decision: Selected option with primary rationale

Success Criteria: How we will measure if decision was correct

Review Trigger: Conditions that would cause reconsideration


Works Well With

Agents:

  • manager-strategy: Primary consumer for SPEC analysis and planning
  • expert-backend: Technology selection decisions
  • expert-frontend: Architecture and framework choices
  • expert-database: Schema design trade-offs
  • manager-quality: Code review bias checking

Skills:

  • moai-foundation-core: Integrati

Content truncated.

When not to use it

  • For trivial, low-impact decisions

Limitations

  • Requires high effort
  • Not suitable for time-critical decisions

How it compares

It promotes deep, systematic thinking over quick, intuitive decision-making.

Compared to similar skills

moai-foundation-philosopher side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
moai-foundation-philosopher (this skill)13moNo flagsAdvanced
openspec-explore46moReviewBeginner
thought-patterns68moNo flagsAdvanced
gathering-requirements38moNo flagsIntermediate

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