5. Ted Bundy assaulted and murdered at least 30 young women, and possibly many more, in many states between 1974 and 1978. He was sentenced to death and was executed in the electric chair, January 24, 1989 in Florida State Prison. 7. Ted Kaczynski, AKA The Unabomber carried out a deadly mail bombing spree that spanned nearly 20 years, killing three people and injuring 23 others. He dismissed his court appointed attorneys and insisted on defending himself at trial. However, a plea agreement was reached where Kaczynski was sentenced to life in prison with no chance of parole.