Why Smart People Make Dumb Decisions (It's Not Low IQ)

A chess grandmaster lost a championship in 11 moves to a beginner's trap. A Nobel economist lost half a billion dollars in one afternoon. Intelligence doesn't protect you from dumb decisions — because dumb decisions aren't made by dumb brains. They're made by ALL brains running buggy software. In this video: Kahneman's System 1 vs System 2, confirmation bias (why smart people are the MOST wrong), the Concorde Fallacy (sunk cost), the Dunning-Kruger effect (Mount Stupid), loss aversion, the planning fallacy — and 5 field-tested tricks to outsmart your own brain: the pre-mortem, the devil's advocate, the 10-10-10 rule, the decision journal, and checklists. CHAPTERS: 00:00 Hook: The Grandmaster's Blunder 00:32 The Caveman Brain (System 1 vs System 2) 01:47 You're Not a Scientist, You're a Lawyer 03:10 The Concorde Fallacy (Sunk Cost) 04:13 Mount Stupid (Dunning-Kruger) 05:17 Losing Hurts Twice (Loss Aversion) 06:20 The Planning Fallacy 07:23 How to Outsmart Your Own Brain 08:43 The Beautiful Truth 10:06 Your Turn If this made you rethink a decision, subscribe — your caveman brain needs all the help it can get. New videos every week decoding the strange science behind your brain and behavior. #psychology #brainscience #humanbehavior #cognitivebias #decisionmaking #curiosity #explainer #minddecoded #selfimprovement #criticalthinking #why Sources & further reading: Daniel Kahneman — Thinking, Fast and Slow (System 1 / System 2, loss aversion, planning fallacy) Dunning & Kruger (1999) — unskilled and unaware of it Sunk cost / Concorde fallacy research Confirmation bias and motivated reasoning literature