How Breaking Bad explores the psyche of the mad scientist

Over the last four and a half seasons, we've watched Breaking Bad's Walter White transform from milquetoast chemistry teacher to drug kingpin armed with his ambition and an encyclopedic knowledge of chemistry. In that time, the show has succeeding in explaining what drives someone to so thoroughly use science for evil… » 9/03/12 3:00pm 9/03/12 3:00pm