For the first time in history, we have almost instant access to all the data we need to make good decisions. Yet, time after time, people still make horrendously bad decisions. In the wake of the recent financial cataclysm, decision makers are more motivated than ever to leverage our rapidly growing knowledge of psychology and the brain to improve decisions. What are we learning? What are we doing with that knowledge? What are the implications for managers and investors? Keep reading to find out.