Why we choke under pressure -- and how to avoid it | Sian Leah Beilock

When the pressure is on, why do we sometimes fail to live up to our potential? Cognitive scientist and Barnard College president Sian Leah Beilock reveals what happens in your brain and body when you choke in stressful situations, sharing psychological tools that can help you perform at your best when it matters most. Check out more TED Talks: The TED Talks channel features the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the tal