Dr. David DeMatteo, JD, PhD, ABPP (Forensic), is an Associate Professor of Psychology and Associate Professor of Law at Drexel University, and Director of Drexel’s JD/PhD Program in Law and Psychology. Dr. DeMatteo received a BA in psychology from Rutgers University, an MA and PhD in Clinical Psychology from MCP Hahnemann University, and a JD from Villanova Law School. His research interests include psychopathic personality, forensic mental health assessment, offender diversion, and drug-involved criminal offenders, and his research has been funded by several federal agencies, state agencies, and private foundations.

Dr. DeMatteo has co-authored several books and more than 100 articles and book chapters, and he has given over 200 presentations at national and international conferences. He is an Associate Editor for Law and Human Behavior, on the Editorial Boards of more than 10 journal, and a reviewer for more than 40 scientific journals. Dr. DeMatteo was Chair of APA’s Committee on Legal Issues. He is a Fellow of the American Psychological Association, a Fellow of the American Academy of Forensic Psychology, and board certified in forensic psychology by the American Board of Professional Psychology. He is licensed as a psychologist in Pennsylvania, where he conducts a wide range of forensic mental health assessments on juveniles and adults. Dr. DeMatteo is currently Past-President of the American Psychology-Law Society (APA Div. 41).

Curriculum Vitae


  • Evidence for Forensic Mental Health Professionals