Social psychologist Amy Cuddy discusses how your body language shapes who you are

Body language affects how others see us, but it may also change how we see ourselves. In a recent TedTalks video podcast, 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.