Manny Cortez was convicted of killing two 11-year-old friends, but recordings of his sessions with Dr. Al Carlisle suggest the California native could have even more victims.
Through his work with Dr. Al Carlisle, Manny Cortez was able to trace his violent roots to a book he found as a child that depicted violent acts against women.
Don York claimed to have no memory of shooting his wife Pat or her new love interest, but under hypnosis, York revealed some startling claims about the night of the shootings.
"Danny" was trained to kill as a marine in the Vietnam war, but as the veteran would tell psychologist Al Carlisle, that killing instinct never left him.
Ted Bundy performed well on standard psychological tests during a 1976 evaluation, but one clever psychologist decided to dig deeper into Bundy's past to uncover the truth.
Infamous American serial killer Ted Bundy sent his "sincere, best wishes" to one family while incarcerated in Florida, suspected of kidnapping, raping, and murdering dozens of teen girls and women.
“I think in my own mind, it’s killed once. Can you go to hell anymore for killing twice?” serial killer Arthur Gary Bishop explained of how easy it was to take the lives of five young boys.
