What A Simple Question Reveals About The Most Dangerous Cognitive Bias

Ever caught yourself totally sure you’re right—even when you’re not? This Veritasium episode dives into why overconfidence is our brain’s favorite shortcut, how the classic Dunning–Kruger graph actually works, and why sometimes thinking you can’t lose ends up costing banks billions (hello, Nick Leeson and that old English bank collapse). Along the way, you’ll see how a simple confidence question can expose our blind spots, why a little ego boost isn’t always evil, and how brutal feedback is the secret sauce for reining in that pesky bias.

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