Most Evil

We probe the physiology of love, and the look at the power of authority as we unravel the motive and methods of some of the most notorious accomplice killers. The secrets of these evil partnerships are revealed.

What lie in the mind of the Psycho Killers? In each case, they claim they are unaware of what's real or imagined. To understand their atrocities, we will examine the real science of psychosis and meet one of these killers face to face.

Engineers of the most diabolical plots; killers with the most deviant desires. Dr. Stone explores the murderous world of these deviant killers to find out how their desires form and what drives them to carry out their fantasies.

Using shocking examples of brutal crime, The Science of Evil explores whether killers are forged in abusive homes, or whether there are some people actually wired to be cold-blooded.

From the denials of a convicted child molester to the frank admission of a killer claiming 70 lives, a human voice emerges from the chaos and violence. To prevent violent crime, it is necessary to understand it, and this hour bring it into sharp focus.

What happens when a jealous lover turns into an enraged killer? From impulsive crimes of passion to a terrifying revenge crime spree, Dr. Stone unravels how the psychology of love can become the psychology of murder.

What happens when delusion, obsession, and jealousy collide? What can explain this relentless drive, and what triggers violence in the mind of a stalker? Neuro-psychology is explored on the cases of four notorious stalkers.

Delusional minds are profiled using cutting-edge science that may finally reveal the neurological cause of schizophrenia.

Dr. Stone's scale of evil has decoded the complex psychology of the country's most notorious criminals. But can it be used to reveal new clues for unsolved crimes?

Dr. Stone unearths the psychology of persuasion to learn why cult members can become active participants in evil.

From Charles Whitman, the Texas clock tower sniper, to Charles Starkweather, the real "Natural Born Killer," science reveals new clues into the psychology behind these seemingly senseless crimes. What links these acts of evil?