Hercules, Jesus, James Bond, Luke Skywalker, Gandalf, Frodo, Harry Potter, Buffy Summers, Spiderman, Batman, Captain Kirk, Dr. Who, Darth Vader, Sauron, Voldemort, Lex Luthor, Dr. Doom, the Daleks, the Borg. Almost anybody living in the developed West would be able to group these individuals into two camps: the heroes and the villains. However, what criteria they may use to do this is less clear. Mike Alsford introduces us to a range of heroic and...