Brainmaxing
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Thinking in Bets: Making Smarter Decisions When You Don't Have All the Facts

We recommend it as the short one to read first: it takes an evening and it makes the decision journal in Brain Logic feel obvious rather than like homework.

Reviewed — a delegated second read (D-295, D-356)

Reviewed on 2026-10-20 against the content and evidence rules: every sentence was read against them, and at least one citation in each unit that cites was re-resolved against the raw record it names. The owner delegated the read on 2026-10-20 and the Lead signed on his behalf (D-356, by the method of D-295) — it is a delegated review, not the owner's own reading of the page.

BookAnnie Duke2018About 6 hours

Why this one

We recommend it as the short one to read first: it takes an evening and it makes the decision journal in Brain Logic feel obvious rather than like homework.

A professional poker player's account of the single most useful separation in this whole shelf: the quality of a decision and the quality of its outcome are different things, and a good result from a bad process is still a bad process. She has spent a career in a domain where that distinction is unavoidable.

How to state a choice as a bet — what you expect, how sure you are, and what would have to happen for you to say you were wrong — and how to run a review afterwards that judges the process rather than the luck. The premortem and the buddy system both appear here in practical form.

Do this while you read

Two things to try

  • Write your next real decision as a bet: what you expect, how sure you are in words rather than numbers, and what result would tell you the process was wrong.
  • Take one past outcome you still call a mistake. List what you knew at the time. Decide again whether the decision or only the result was bad.
  • Ask one person to argue the opposite of a choice you have already made, and write down the strongest thing they say.
What this card assumes

Level, and what it means here

This text assumes no background. It is a description of the book, not of you.

decision-making

Bibliographic details

What was checked, and when

  1. Annie Duke. (2018). Thinking in Bets: Making Smarter Decisions When You Don't Have All the Facts. Portfolio/PenguinChecked 2026-10-20ISBN 9780735216358 — edition record resolved at openlibrary.org on 2026-10-20.
The reading catalogue

The rest of the shelf, the collections, and the short reading paths.

The thinking modes

The four families, and the question each mode asks first.