After its publication in 1991, the Psychopathy Checklist-Revised (PCL-R) became established as the “gold standard” for determining the extent to which an individual possesses psychopathic ...

Psychopathy is a form of antisocial behavior that includes traits like impulsivity, manipulation, and lack of empathy. It is not formally defined as a mental health condition, but it is a subtype of ...

One of the most enduring ideas about crime — and violence more broadly — is that a lot of it is committed by people we call “psychopaths.” If you didn’t grow up with procedurals like “Law & Order: SVU ...

Psychopathy isn't an official diagnosis; however, it's used to describe traits such as a lack of empathy, aggressiveness, and ...

Scientists have discovered what really separates a cold-blooded psychopath from the average person. A team from the University of Pennsylvania has uncovered stark differences in brain structure that ...