Poythress, Norman, PhD

Poythress, Norman, PhD


Norman Poythress is the Research Director and a Professor in the Department of Mental Health Law & Policy. He received his Ph.D. in clinical psychology from the University of Texas at Austin in 1977. Prior to coming to USF in 1990, he worked at the Center for Forensic Psychiatry in Ann Arbor, Michigan (1977-1982) and the Taylor Hardin Secure Medical Facility in Tuscaloosa, Alabama (1982-1990).



Research Interests


Research Projects


Recent Publications

Poythress, N.G., Lilienfeld, S.O., Skeem, J.L., Douglas, K.S., Edens, J.F., & Epstein, M., & Patrick, C.J (2010). Using the PCL-R to Help Estimate the Validity of Two Self-report Measures of Psychopathy with Offenders.  Assessment.

Poythress, N.G., Edens, J.F., Skeem, J.L., Lilienfeld, S.O., Douglas, K.S., Frick, P.J., Patrick, C.J., Epstein, M., & Wang, T. (2010). Identifying Subtypes among Offenders with Antisocial Personality Disorder: A Cluster-Analytic Study. Journal of Abnormal Psychology.

Poythress, N.G., & Petrila, J. (in press, 2010). PCL-R Psychopathy: Threats to Sue, Peer Review, and Potential Implications for Science and Law. A Commentary. International Journal of Forensic Mental Health.

Marcus, D.K., Poythress, N.G., Edens, J.F., & Lilienfeld, S.O. (in press). Adjudicative Competence: Evidence that Impairment in “Rational Understanding” is Taxonic. Psychological Assessment.

Blonigen, D.M., Patrick, C.J., Douglas, K.S., Poythress, N.G., Skeem, J.L., Lilienfeld, S.O., Edens, J.F., & Krueger, R.F. (2010). Multi-method assessment of psychopathy in relation to factors of internalizing and externalizing from the Personality Assessment Inventory: The Impact of method variance and suppressor effects.  Psychological Assessment, 22, 96-107.