How to change your behavior for the better | Dan Ariely

What's the best way to get people to change their behavior? In this funny, information-packed talk, psychologist Dan Ariely explores why we make bad decisions even when we know we shouldn't -- and discusses a couple tricks that could get us to do the right thing (even if it's for the wrong reason).
by contact@ted.com (TED) via TED Talks Daily (SD video)