When it comes to measuring psychopathy, perhaps the favorite instrument used by forensic psychologists and psychiatrists is the Hare Psychopathy Checklist-Revised (PCL-R), developed by Canadian ...

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 ...

In November 2009, Robert Dixon took a test to determine whether he was a psychopath. After 26 years in prison, he was due for a parole hearing. In California, before a "lifer" like Dixon appears ...

Fifty years ago, his chilling experiences as a prison psychologist led Robert Hare on a lifelong quest to understand one of humanity’s most fascinating — and dangerous — disorders. Robert Hare steps ...

Millions recently flocked to the cinema to watch Joker, the origin story of Batman’s notorious nemesis. Many have commented that the film is a portrait of a textbook psychopath. But perhaps the bigger ...

Psychopathy, characterized by symptoms of emotional detachment, reduced guilt and empathy and a callous disregard for the rights and welfare of others, is a strong risk factor for immoral behavior.

Psychopaths who have been convicted of murder are able to associate violent and pleasant thoughts with greater ease than other psychopaths or non-psychopathic murderers, concludes a recent study in ...

Sociopaths and psychopaths are two distinct subtypes of antisocial personality disorder. Psychopaths are typically less anxious and have an easier time holding a job than sociopaths. Stigma against ...