Harvard Grad To Life In Prison: The Unabomber’s Backstory Will Blow Your Mind

His Brother Sold Him Out For $1 Million

Photo credit: RICH PEDRONCELLI / AFP / Getty Images

Kaczynski’s downfall would be his own family. After the publishing of the Unabomber manifesto, his sister-in-law noticed it sounded a lot like Ted. She brought it to her husband David’s attention.

David grappled with turning in his brother, but eventually, after getting his mother’s approval, he went to the FBI. He ended up with the reward but always stood by Ted’s side, even throughout the trial.