EDMUND KEMPER: The True Story of a Brutal American Serial Killer
Terrible childhoods do not excuse murderous behavior. But it is worth noting that a lot of serial killers suffered dysfunctional and sometimes brutal home lives in their formative years.
Ted Bundy did not know his biological father, was raised by grandparents and thought his mother was his sister, and both mother and son were reportedly both regularly beaten up by the man of the house. John Wayne Gacy is said to have had an alcoholic and abusive father. Charles Manson was born out of wedlock to a teenage runaway and had reportedly suffered neglect.
Edmund Kemper III can join this wretched "club."