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Choiceology · October 6, 2025 · 30m
I Knew It All Along: The Hindsight Bias
After learning an outcome, people believe they predicted it all along. Explores hindsight bias — the 'I knew it all along' effect — and how it distorts learning, accountability, and self-assessment.
This summary was generated from show notes and public descriptions, not from a full transcript review. Details may contain inaccuracies.
Highlights
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Hindsight bias — knowing the outcome makes us believe we predicted it, destroying our ability to learn from outcomes
Milkman: after learning an outcome, people reconstruct their prior beliefs to align with what happened. This 'I knew it all along' effect prevents learning because if you believe you already knew, there's nothing new to learn.•
Decision quality vs. outcome quality — good decisions can have bad outcomes and vice versa
Milkman: hindsight bias causes 'outcome bias' — judging a decision's quality by its outcome rather than the process used to make it. A good decision with a bad outcome is a good decision; a bad decision with a good outcome is a bad decision.Was this useful?