PCL Posttraumatic Checklist for DSM-5 Instructions: There is one question about the stressful experience or event, followed by 20 multiple-choice questions below. These questions have been designed for adults.. Reactive attachment disorder; Children need sensitive and responsive caregivers to develop secure attachments. RAD arises from a failure to form normal attachments to primary caregivers in early childhood. THE FAMILY OF ANTISOCIAL PERSONALITIES – THE SOCIOPATHIC PERSONALITY & TYPES. 1. Sociopaths are usually defined as people displaying anti social behavior which is mainly characterized by lack of empathy towards others that is coupled with display of abnormal moral conduct and inability to conform with the norms of the society.