In 1996 the FBI, in conjunction with other law enforcement agencies, caught one of the most elusive and terrifyingly effective domestic terrorists in history. It was then that America got its first look at Theodore Kaczynski, otherwise known as the Unabomber. With an IQ well above genius level and a chance at a brilliant career, Kaczynski chose instead a life of virtual isolation where he toiled at writing his own philosophy and building implements of destruction. Was this a case of a legitimate mental illness or the intersection of genius and fanaticism?