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 ...

Test results found that a woman in her 20s, a person surnamed Kim, suspected of causing the deaths of two men by giving them drug-laced drinks, falls under psychopath (antisocial personality disorder) ...