Why People Are So Confident When They’re Wrong

Veritasium dives into the perils of overconfidence, unpacking how mental shortcuts and the Dunning–Kruger effect trick us into being sure we’re right even when we’re not. From rogue trader Nick Leeson to a centuries-old bank collapse, the video shows how lack of feedback feeds our blind spots—and wraps up with real-world hacks (and even a tabletop game) to help you dial back your swagger and stay honest about what you actually know.

Watch on YouTube