“When you look at people who have been in a cult, you certainly can’t separate them out in terms of their intelligence level or their sophistication,” Dr. Joni Johnston, a forensic psychologist and author of “Serial Killers: 101 Questions True Crime Fans Ask,” told Oxygen.com.
Serial killer Kenneth Bianchi claimed he had multiple personalities, but was it actually true, or was he putting on an act to evade punishment for his crimes?
The “Hillside Stranglings” left the Los Angeles community in fear as women were found strangled to death around the city. The culprits behind them were a pair of cousins, Kenneth Bianchi and Angelo Buono
Disturbing serial killers, cold cases solved at last, unfiltered looks at life behind bars, and more await you on NBCUniversal's streaming platform Peacock.