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 ...

A psychological assessment test often used to evaluate psychopathy in Canadian criminal cases is unreliable and prone to unconscious bias on the part of expert witnesses, according to research from ...

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 ...