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How to ThinkIn the Age of AI

Assumption Mapping

Informal Practice

A decomposition technique that extracts the hidden assumptions bundled inside a compound belief or plan, making each dependency explicit, testable, and independently evaluable.

Linked Lessons

Compound ideas hide dependencies

Extract Hidden Assumptions from a Compound Belief

Notice what you are not seeing

Run an Absence Audit on One Domain You Interact with Daily

Everyone operates on schemas

Map Your Hidden Assumptions in Obsidian

Inherited schemas versus chosen schemas

Map the Origins of a Core Belief in Miro

Schema awareness is the beginning of freedom

Map Your Hidden Decision Schema in Obsidian

Schemas have resolution limits

Map Your Schema's Blind Spots in Obsidian

Default schemas are invisible schemas

Map Your Morning Email Schema in Obsidian

Language encodes schemas

Map Your Domain Language in Obsidian

The cost of a bad schema

Map Your Untested Schema and Its Decision Impacts in Obsidian

Categories are constructed not discovered

Map the Hidden Purposes Behind Your Daily Categories in Miro

Root concepts anchor everything beneath them

Map Your Root Assumption in Obsidian

Failed predictions are data not failures

Map Your Failed Prediction to Find Schema Gaps in Obsidian

Peer review for personal schemas

Map Assumptions in Your Mental Model Using Miro

Validated schemas still have limits

Map the Boundaries of a Validated Schema in Miro

Schema debt from deferred updates

Map Your Career Schema Debt in Miro

Anomalies are evolution signals

Map Anomalies to Schema Assumptions in Miro

Proactive schema evolution

Test Your Decision-Making Schema in Obsidian

Schema dependencies

Map Your Belief Dependencies in Obsidian

Schemas about learning

Map Your Learning Beliefs in Obsidian

Schemas about other people

Map Your Assumptions About Three People in Obsidian

Evaluating schema sources

Map Schema Sources in Miro