How do we understand monstrous acts committed by people who seem so utterly convinced of their own righteousness?

One hundred and fifty years in prison. Shame brought to his family for bankrupting so many friends. His son took his life. These are the costs Bernie Madoff incurred for running a decades-long Ponzi ...

The notion of humans being evil predates Christian theology and pervades modern philosophy from Hobbes on. Social psychology contributed the bracing insight that most of us are capable of casual ...