What do these personality traits have in common? If you are high on any or all of them, you may be less likely to rate other people as psychopathic on the Psychopathy Checklist (PCL-R). The PCL-R is ...

The results of the psychopath (antisocial personality disorder) diagnostic test for Jang, 24, who killed a high school girl she did not know and injured a male high school student by wielding a weapon ...