What makes good people do bad things? Where do the balances between individual and social responsibility lie? Amongst other solutions, acting socio-centrically, rather than egocentrically is a step. Philip Zimbardo knows how easy it is for nice people to turn bad. In this talk, he shares insights and graphic unseen photos from the Abu Ghraib trials. Then he talks about the flip side: how easy it is to be a hero, and how we can rise to the challenge.