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 ...

To do that, the psychologist administers a test — the PCL-R, or Psychopathy Checklist-Revised — designed to measure whether that inmate is a psychopath. This test has incredible power in the American ...

We should probably consider a complete moratorium on these types of assessments,” says U of T researcher Rasmus Rosenberg Larsen.

With our free press under threat and federal funding for public media gone, your support matters more than ever. Help keep the LAist newsroom strong, become a monthly member or increase your support ...

Twenty-six years after Robert Dixon Jr. went to prison for acting as an accessory to murder, friends and family swear that he is a new man, one... Can A Test Really Tell Who's A Psychopath? In ...