Dennis Rader, an American serial killer known as “BTK” killed ten people in Wichita, Kansas. He also wrote letters to police taunting them.

The Manson family was a desert commune and a cult formed in the late 1960's.

Jack The Ripper was an unidentified serial killer generally believed to have been active in Whitechapel, London.

Ted Bundy was an American serial killer who kidnapped, raped and murdered numerous young women in the 1970's and possibly earlier.

Jeffrey Dahmer, was an American serial killer and sex offender, who murdered 17 young men between 1978 and 1991.