This is really fascinating:
Annie Duke’s story is a perfect illustration of a very powerful idea in psychology called stereotype threat. It’s an insidious thing, and here’s how it works. Let’s say you think people have a certain stereotype about you because of your gender, your race, your age, your sexuality. It could be anything. There’s a part of you that’s afraid that your actions will prove the stereotype is true. And because you’re worried, you get distracted, and now the stereotype actually has a good chance of coming true.
This is how she wins against idiot men. Listen to this (via NPR and text is available there too as well):