All 45+ mental models side-by-side
| Model | Category | Key Principle | Best For |
|---|---|---|---|
| First Principles Thinking | Decision & Reasoning | Break down to fundamentals | Complex problem-solving |
| Second-Order Thinking | Decision & Reasoning | Consider consequences of consequences | Long-term decisions |
| Inversion | Decision & Reasoning | Think backwards to avoid failure | Risk avoidance |
| Bayesian Thinking | Decision & Reasoning | Update beliefs with new evidence | Probabilistic decisions |
| Occam's Razor | Decision & Reasoning | Simplest explanation is best | Hypothesis testing |
| Hanlon's Razor | Decision & Reasoning | Don't attribute to malice what can be explained by stupidity | Interpersonal conflict |
| Circle of Competence | Decision & Reasoning | Know your strengths and limits | Self-assessment |
| Regression to Mean | Decision & Reasoning | Extreme results tend to normalize | Performance evaluation |
| Confirmation Bias Awareness | Decision & Reasoning | Seek disconfirming evidence | Avoiding bias |
| Survivorship Bias Awareness | Decision & Reasoning | Don't just study successes | Learning from history |
| SWOT Analysis | Strategy & Competition | Evaluate Strengths, Weaknesses, Opportunities, Threats | Strategic planning |
| Porter's Five Forces | Strategy & Competition | Analyze industry competitiveness | Market entry |
| Competitive Moats | Strategy & Competition | Build sustainable advantages | Business strategy |
| First-Mover Advantage | Strategy & Competition | Be first to capture value | Innovation timing |
| Game Theory Basics | Strategy & Competition | Model strategic interactions | Negotiation |
| Feedback Loops | Systems & Complexity | Outputs influence inputs | System behavior |
| Leverage Points | Systems & Complexity | Small changes = big effects | System intervention |
| Loss Aversion | Psychology & Behavior | Losses hurt more than gains feel good | Understanding motivation |
| PDCA Cycle | Execution & Learning | Plan-Do-Check-Act | Continuous improvement |
Note: This matrix includes a subset of models. Visit each category for full listings.