![TED Talks Daily (HD video) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/026/773/small/tedtalks-hd.png)
Summary: Body language affects how others see us, but it may also change how we see ourselves. Social psychologist Amy Cuddy shows how “power posing” -- standing in a posture of confidence, even when we don’t feel confident -- can affect testosterone and cortisol levels in the brain, and might even have an impact on our chances for success.