Edmund Kemper III, one of the most famous serial killers due to his ability and willingness to discuss his darkest thoughts and feelings with psychologists. He murdered his grandparents at 15, then was released and killed 8 more people. Sources include Vronsky, Peter. Serial Killers: The Method and Madness of Monsters; Rosewood, Jack. Edmund Kemper: The True Story of The Co-ed Killer: Historical Serial Killers and Murderers (True Crime by Evil Killers Book 2); https://www.sfgate.com/bayarea/article/santa-cruz-kemper-mullin-frazier-murders-12841990.php#photo-15409996; https://www.youtube.com/watch?v=j8IfslxOmF0; https://en.wikipedia.org/wiki/Edmund_Kemper#References
