A research group used a scientific analysis to determine whether a group of serial killers thought to be psychopaths actually ...

In August, Dr Kevin Dutton of Oxford University ranked US president-elect Donald Trump as "above Adolf Hitler" on a standard scale used to measure potential psychopathy in adults, according to the ...

If you scored more than 30 (i.e. you answered "somewhat" or "definitely" to most of these questions) then you might be a psychopath. If you scored lower than that — breathe easy. You're normal.

Do you show signs of psychopathy? Psychopathy is a personality trait characterized by a lack of empathy, blunted emotions, and manipulative, callous behavior; someone high in psychopathy may be ...

Here are the emotional and interpersonal symptoms on Dr.Robert Hare's Psychopathy Checklist. Boggess was very frank discussing his life and, in particular, what he learned in later years about his ...