Horrors on Instagram: "Edmund Kemper, known as the “Co-Ed Killer,” was an American serial killer who terrorized California in the early 1970s. Standing at 6’9” and possessing a calm, articulate demeanor, Kemper lured and murdered young female hitchhikers before turning his rage toward his own mother. His crimes were disturbingly methodical, blending intelligence with unimaginable brutality. In 1973, after killing his mother and her friend, Kemper drove to Colorado and confessed to police by phon