The source of interpersonal psychological trauma is a traumatic event that is repetitive, chronic and complex in nature, and is caused by the action of a closely related person, most frequently in a dysfunctional and pathological family. This book presents studies on the influence of various forms of abuse experienced in childhood on the personal functioning of that individual in adulthood, including various types of symptoms, problems, and personality and neurobiological disorders. It also contains psychotherapeutic issues connected with interpersonal trauma.