{"slug": "show-hn-skills-for-humanity-171-structured-reasoning-skills-for-claude-code", "title": "Show HN: skills-for-humanity – 171 structured reasoning skills for Claude Code", "summary": "A developer released skills-for-humanity, a package of 171 structured reasoning skills for Claude Code that draws on methodologies from thinkers including Aristotle, John Stuart Mill, and John Nash. The tool organizes skills into categories such as logic, probability, decision-making, game theory, and creativity, each presented as a complete procedure with a defined problem type and sequence of moves. Users can run the package via npx and use a /think command to automatically route to the appropriate methodology without needing to know which skill fits their situation.", "body_md": "**Structured reasoning methodologies from history's most rigorous thinkers, packaged as Claude Code skills.**\n\nThink Sharper`/logic` `/probability` `/decision` `/constraint` `/game-theory` `/epistemology` `/investigation` |\nThink Differently`/creativity` `/analogy` `/play` |\nThink About People`/communication` `/social` `/emotional` `/ethics` `/identity` `/narrative` `/psychology` `/mindset` `/writing` |\nThink in Time & Systems`/systems` `/temporal` `/historical` `/resource` `/strategy` |\nSee More Clearly`/aesthetic` `/sensory` |\n\nEach skill is a complete procedure: a defined problem type, a sequence of moves, a structured output. Not a concept to apply — a method to run.\n\n**Lineage:** [de Bono](https://en.wikipedia.org/wiki/Edward_de_Bono) · [Meadows](https://en.wikipedia.org/wiki/Donella_Meadows) · [Altshuller](https://en.wikipedia.org/wiki/Genrich_Altshuller) · [Minto](https://en.wikipedia.org/wiki/Barbara_Minto) · [Goldratt](https://en.wikipedia.org/wiki/Eliyahu_M._Goldratt) · [Tetlock](https://en.wikipedia.org/wiki/Philip_E._Tetlock) · [Klein](https://en.wikipedia.org/wiki/Gary_Klein) · [Mill](https://en.wikipedia.org/wiki/John_Stuart_Mill) · [Kant](https://en.wikipedia.org/wiki/Immanuel_Kant) · [Aristotle](https://en.wikipedia.org/wiki/Aristotle) · [Noddings](https://en.wikipedia.org/wiki/Nel_Noddings) · [Rawls](https://en.wikipedia.org/wiki/John_Rawls) · [Sun Tzu](https://en.wikipedia.org/wiki/Sun_Tzu) · [Clausewitz](https://en.wikipedia.org/wiki/Carl_von_Clausewitz) · [Musashi](https://en.wikipedia.org/wiki/Miyamoto_Musashi) · [Nash](https://en.wikipedia.org/wiki/John_Forbes_Nash_Jr.) · [Axelrod](https://en.wikipedia.org/wiki/Robert_Axelrod) · [Vickrey](https://en.wikipedia.org/wiki/William_Vickrey) · [Shapley](https://en.wikipedia.org/wiki/Lloyd_Shapley) · [Spence](https://en.wikipedia.org/wiki/Michael_Spence)\n\n```\nnpx @human-avatar/skills-for-humanity\n```\n\nRun again to update. Restart Claude Code when done.\n\n```\n/think\n```\n\nDescribe your situation. Routes to the right methodology automatically. You don't need to know which skill fits — that's the point.\n\nEvery skill pauses before running and asks how deep you want to go.\n\n```\n/think\n│\n├── Think Sharper\n│   ├── /logic\n│   │   ├── /logic-check\n│   │   ├── /logic-argument-validation\n│   │   ├── /logic-causality-mapping\n│   │   ├── /logic-consistency-check\n│   │   ├── /logic-constraint-mapping\n│   │   ├── /logic-council\n│   │   └── /logic-fixer\n│   ├── /probability\n│   │   ├── /probability-base-rate-anchoring\n│   │   ├── /probability-confidence-calibration\n│   │   ├── /probability-expected-value-calculation\n│   │   └── /probability-scenario-weighting\n│   ├── /decision\n│   │   ├── /decision-criteria-weighting\n│   │   ├── /decision-option-mapping\n│   │   ├── /decision-premortem-analysis\n│   │   └── /decision-reversibility-analysis\n│   ├── /constraint\n│   │   ├── /constraint-hardness-testing\n│   │   ├── /constraint-rule-inversion\n│   │   ├── /constraint-scope-reduction\n│   │   └── /constraint-workaround-mapping\n│   ├── /game-theory\n│   │   ├── /game-theory-auction\n│   │   ├── /game-theory-coalition\n│   │   ├── /game-theory-equilibrium\n│   │   ├── /game-theory-iterated\n│   │   ├── /game-theory-mechanism-design\n│   │   ├── /game-theory-prisoners-dilemma\n│   │   └── /game-theory-signaling\n│   ├── /epistemology\n│   │   ├── /epistemology-epistemic-status\n│   │   ├── /epistemology-justification\n│   │   ├── /epistemology-knowledge-types\n│   │   └── /epistemology-limits\n│   └── /investigation\n│       ├── /investigation-claim-decomposition\n│       ├── /investigation-counter-hypothesis\n│       ├── /investigation-evidence-audit\n│       ├── /investigation-source-trace\n│       └── /investigation-triangulation\n│\n├── Think Differently\n│   ├── /creativity\n│   │   ├── /creativity-alternatives\n│   │   ├── /creativity-assumption-excavator\n│   │   ├── /creativity-brainstorm\n│   │   ├── /creativity-concept-fan\n│   │   ├── /creativity-consider-factors\n│   │   ├── /creativity-lateral-thinking\n│   │   ├── /creativity-other-perspectives\n│   │   ├── /creativity-plus-minus-interesting\n│   │   ├── /creativity-provocation\n│   │   ├── /creativity-random-entry\n│   │   ├── /creativity-six-hats\n│   │   └── /creativity-water-logic\n│   ├── /analogy\n│   │   ├── /analogy-boundary-testing\n│   │   ├── /analogy-domain-transfer\n│   │   ├── /analogy-perspective-shifting\n│   │   └── /analogy-structure-mapping\n│   └── /play\n│       ├── /play-constraint-inversion\n│       ├── /play-perspective-reversal\n│       ├── /play-stimulus-generation\n│       └── /play-worst-case-reversal\n│\n├── Think About People\n│   ├── /communication\n│   │   ├── /communication-audience-modeling\n│   │   ├── /communication-clarity-audit\n│   │   ├── /communication-medium-selection\n│   │   └── /communication-objection-mapping\n│   ├── /social\n│   │   ├── /social-coalition-mapping\n│   │   ├── /social-dynamics-analysis\n│   │   ├── /social-incentive-analysis\n│   │   └── /social-power-mapping\n│   ├── /emotional\n│   │   ├── /emotional-motivation-mapping\n│   │   ├── /emotional-resistance-diagnosis\n│   │   ├── /emotional-stakes-mapping\n│   │   └── /emotional-trust-audit\n│   ├── /ethics\n│   │   ├── /ethics-bias-check\n│   │   ├── /ethics-check\n│   │   ├── /ethics-consent-review\n│   │   ├── /ethics-council\n│   │   ├── /ethics-crisis-triage\n│   │   ├── /ethics-data-audit\n│   │   ├── /ethics-empathy-circle\n│   │   ├── /ethics-impact-scan\n│   │   └── /ethics-vendor-review\n│   ├── /identity\n│   │   ├── /identity-character-testing\n│   │   ├── /identity-mission-alignment\n│   │   └── /identity-values-clarification\n│   ├── /narrative\n│   │   ├── /narrative-audience-modeling\n│   │   ├── /narrative-frame-analysis\n│   │   ├── /narrative-structure-mapping\n│   │   └── /narrative-tension-mapping\n│   ├── /psychology\n│   │   ├── /psychology-behavior-change\n│   │   ├── /psychology-cognitive-biases\n│   │   ├── /psychology-heuristics\n│   │   ├── /psychology-motivation\n│   │   └── /psychology-persuasion\n│   ├── /mindset\n│   │   ├── /mindset-flow\n│   │   ├── /mindset-growth\n│   │   ├── /mindset-positive\n│   │   ├── /mindset-reframe\n│   │   └── /mindset-stoic\n│   └── /writing\n│       ├── /writing-arc-design\n│       ├── /writing-argument\n│       ├── /writing-audience-calibration\n│       ├── /writing-character-development\n│       ├── /writing-copy\n│       ├── /writing-dialogue\n│       ├── /writing-executive-summary\n│       ├── /writing-inconsistency-audit\n│       ├── /writing-line-editing\n│       ├── /writing-plot-structure\n│       ├── /writing-pov\n│       ├── /writing-prose-elevation\n│       ├── /writing-report\n│       ├── /writing-restructure\n│       ├── /writing-rhetoric\n│       ├── /writing-scene-construction\n│       ├── /writing-technical\n│       ├── /writing-tone-alignment\n│       ├── /writing-voice-consistency\n│       └── /writing-worldbuilding\n│\n├── Think in Time & Systems\n│   ├── /systems\n│   │   ├── /systems-archetype-matching\n│   │   ├── /systems-emergence-detection\n│   │   ├── /systems-feedback-mapping\n│   │   └── /systems-leverage-analysis\n│   ├── /temporal\n│   │   ├── /temporal-cycle-detection\n│   │   ├── /temporal-futures-mapping\n│   │   ├── /temporal-horizon-mapping\n│   │   └── /temporal-timing-analysis\n│   ├── /historical\n│   │   ├── /historical-cycle-detection\n│   │   ├── /historical-failure-analysis\n│   │   ├── /historical-lesson-extraction\n│   │   └── /historical-precedent-analysis\n│   ├── /resource\n│   │   ├── /resource-allocation-analysis\n│   │   ├── /resource-bottleneck-analysis\n│   │   ├── /resource-leverage-mapping\n│   │   └── /resource-waste-audit\n│   └── /strategy\n│       ├── /strategy-alliance\n│       ├── /strategy-deception\n│       ├── /strategy-force-economy\n│       ├── /strategy-intelligence\n│       ├── /strategy-positioning\n│       ├── /strategy-terrain\n│       ├── /strategy-timing\n│       └── /strategy-victory\n│\n└── See More Clearly\n    ├── /aesthetic\n    │   ├── /aesthetic-coherence-check\n    │   ├── /aesthetic-elegance-testing\n    │   ├── /aesthetic-pattern-detection\n    │   └── /aesthetic-simplicity-analysis\n    └── /sensory\n        ├── /sensory-detail-mining\n        ├── /sensory-signal-detection\n        └── /sensory-structured-observation\n```\n\n", "url": "https://wpnews.pro/news/show-hn-skills-for-humanity-171-structured-reasoning-skills-for-claude-code", "canonical_source": "https://github.com/human-avatar/skills-for-humanity", "published_at": "2026-05-26 05:58:43+00:00", "updated_at": "2026-05-26 06:07:47.557483+00:00", "lang": "en", "topics": ["ai-tools", "large-language-models", "ai-agents", "generative-ai", "ai-research"], "entities": ["Edward de Bono", "Donella Meadows", "Genrich Altshuller", "Barbara Minto", "Eliyahu M. Goldratt", "Philip E. Tetlock", "Gary Klein", "John Stuart Mill"], "alternates": {"html": "https://wpnews.pro/news/show-hn-skills-for-humanity-171-structured-reasoning-skills-for-claude-code", "markdown": "https://wpnews.pro/news/show-hn-skills-for-humanity-171-structured-reasoning-skills-for-claude-code.md", "text": "https://wpnews.pro/news/show-hn-skills-for-humanity-171-structured-reasoning-skills-for-claude-code.txt", "jsonld": "https://wpnews.pro/news/show-hn-skills-for-humanity-171-structured-reasoning-skills-for-claude-code.jsonld"}}