All Serial Killers Were Failed by Parents and Were Cruel to Animals!

  By Don Boys, Ph.D. Robert K. Ressler, an agent with the Federal Bureau of Investigation’s (FBI) behavioral sciences unit, studied serial killers and noted, “Murderers…very often start out by killing and torturing animals as kids,” and he further observes, “… a fascination with cruelty to animals is a red flag in the backgrounds of serial killers and […]