He is an individual and group therapist working in private practice at Southampton Psychiatric Associates and as an outpatient clinician at the Joseph J. Peters Institute. Dan’s expertise lies in the treatment of pathological anger and aggression as well as severe character pathology. Dan believes group therapy is an invaluable modality that deserves more attention from clinicians, researchers, and training programs. He received his B.A.s in Psychology and Philosophy from the University of Maryland and both his M.A. and Ph.D. from Temple University.