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?
In the wild, a predator instinctively knows: eat or be eaten. For predator killers, murder is just as natural. Jack Spillman proved his bestiality by drinking his victim's blood. Levi King ambushed a sleeping family with an AK-47.
Sexual deviants are aroused by the act of murder. Gerard Shaefer was a trusted policeman who bound, raped and murdered his victims. Richard Hooten was a serial rapist who went after his neighbors. And Wayne Adam Ford killed at least 4 women for pleasure.
Three master manipulators. Each committed acts of unspeakable evil...Taylor Helzer orchestrated brutal murders in the name of God. Sylvia White killed anyone she felt was in her way...including her four-year old stepson.
The attention-seeking killer commits crimes for the spotlight it incurs. George Russell boasted of his importance, ultimately killing the women whose attention he could never get. Eddie Seda jumped on the coattails of the famed Zodiac killer.
Stone cold killers attack without a moment's hesitation. Maksim Gelman stabbed random strangers throughout New York City. Henry Lee Lucas was a barbaric necrophiliac who claims to have killed hundreds. And Joseph Paul Franklin killed at least 15 people.
Control freaks seek to gain power through murder. Ronald Gene Simmons was a mass murderer who killed 16 people. Richard Angelo was a nurse who poisoned patients to save them. Billie Wayne Coble was a domineering father, and murderer.
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?
Ego Maniac killers think only of themselves, and thus commit egregious crimes without remorse. Truck driver Robert Rhoades raped and tortured hitchhikers in a specially designed chamber in the back of his cab.
What lies 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.