Build Mind

Sharpen how you think, one mental model at a time.

Probability & Systems Thinking in Base Rates: The Habit That Fixes Most Bad Predictions
What a base rate is, why your mind ignores the odds that matter, a worked example of base-rate neglect, and how to use reference classes and the outside to make...

What a base rate is, why your mind ignores the odds that matter, a worked example of base-rate neglect, and ho...

Jul 14, 2026
Mental Models What Are Mental Models? A Practical Guide to Thinking in Frameworks
What mental models are, why a latticework of them beats raw intelligence, nine foundational models worth learning first, and how to actually use them on real de...

What mental models are, why a latticework of them beats raw intelligence, nine foundational models worth learn...

Jul 05, 2026
Decision-Making How to Make Better Decisions: A Practical Framework for Choosing Well
A step-by-step framework for better decisions — separating decision quality from luck, sizing the decision, weighing opportunity cost and expected value, and re...

A step-by-step framework for better decisions — separating decision quality from luck, sizing the decision, we...

Jul 05, 2026
Cognitive Biases Cognitive Biases Explained: Why Smart People Make Predictable Mistakes
What cognitive biases are and why they exist, eight biases that do the most damage in real decisions — confirmation bias, anchoring, sunk cost and — and what ac...

What cognitive biases are and why they exist, eight biases that do the most damage in real decisions — confirm...

Jul 05, 2026