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Marc W. Patry, Ph.D., M.L.S.
Professor of Psychology

Saint Mary’s University

Halifax, Nova Scotia, Canada


I joined the Psychology Department at Saint Mary's University in 2005. My current research includes work on interrogations and confessions, law and public policy, and correctional psychology.


Contact Information
Psychology Department

          Saint Mary’s University

          923 Robie Street

          Halifax, Nova Scotia, Canada

          B3H 3C3


Office:         McNally South 303 
          Lab:             McNally Main 311
          Phone:         (902) 491-8605
          Email:          Marc[dot]Patry[at]


May - December, 2017 Office Hours:   By appointment              


Research Interests
Psychology and Law

          -        police interrogations and confessions

-        eyewitness memory

          -        correctional psychology

          -        law and public policy

          Person x Situation Interactions
          Teaching and Learning

Teaching Interests
Psychology and Law
          Social Psychology
          Personality Psychology
          Introduction to Psychology

Representative Research Activity (click on hyperlinks for full text of some articles)


Interrogations and Confessions

Connors, C. J., Archibald, N., Smith, S. M., & Patry, M. W. (in press, 2016). Shocking the conscience:  Public responses to police use of the “Mr. Big” technique. Journal of Forensic Psychology Practice.

Patry, M. W., Connors, C. J., Adams-Quackenbush, N. M., & Smith, S. M. (2016). When both sides are mistaken: Layperson and legal professionals’ misconceptions of Canadian suspects’ legal rights upon arrest. Journal of Police and Criminal Psychology, Online First, 1-10. doi: 10.1007/s11896-016-9198-5

Patry, M. W., Smith, S. M., & Adams, N. M. (2013). Recent Supreme Court of Canada rulings on criminal defendants’ right to counsel. Psychology, Crime & Law. doi:10.1080/1068316X.2013.854795

          Smith, S. M., Stinson, V., & Patry, M. W. (2010). Confession evidence in Canada: Psychological issues and legal landscapes. Psychology, Crime & Law. doi: 10.1080/1068316X.2010.486380


          Smith, S. M., Stinson, V., & Patry, M. W. (2010). High Risk Interrogation: Using the "Mr. Big" technique to elicit confessions. Law and Human Behavior, 34, 39-40. doi:10.1007/s10979-009-9203-y


Smith, S. M., Stinson, V., & Patry, M. W. (2009). Using the “Mr. Big” Technique to Elicit Confessions: Successful Innovation or Dangerous Development in the Canadian Legal System? Psychology, Public Policy, and Law, 15, 168-193. doi:10.1037/a0016962


Law and Public Policy

Patry, M. W. (2008). Civil liability for negligent police investigation: Canadian developments. The Open Law Journal, 1, 23-28.

Patry, M. W. (2012). How small are contemporary small claims? An evaluation of the Nova Scotia Small Claims Court. The Web Journal of Current Legal Issues, 5, 1-47.

Patry, M. W., Stinson, V., & Smith, S. M. (2009). Supreme Court of Canada addresses admissibility of post-hypnosis witness evidence: R. v. Trochym (2007). Canadian Psychology, 50, 98-105. doi:10.1037/a0013767

          Patry, M. W., Elrick, R. J., & Cohen, P. (2006). Seat belt safety awareness: Evaluation a county-wide U.S. program with implications for Canadian policy reform. Canadian Journal of Police and Security Services, 4, 111-117.

          Schopp, R. F., & Patry, M. W. (2003). The guilty mind and capital sentencing: Integrating legal and empirical inquiry. Behavioral Sciences and the Law, 21, 631-651. doi:10.1002/bsl.551


Correctional Psychology

          Patry, M. W. & Magaletta, P. R. (2015). Measuring suicidality using the Personality Assessment Inventory: A convergent validity study with federal inmates. Assessment, 22, 36-45.  doi:10.1177/1073191114539381

Patry, M. W., Magaletta, P. R., Diamond, P. M., & Weinman, B. (2010). Establishing the validity of the Personality Assessment Inventory drug and alcohol scales in a corrections sample. Assessment. doi:10.1177/1073191110368484

          Magaletta, P.R., Patry, M.W., Patterson, K. L., Gross, N. R., Morgan, R. D., & Norcross, J. C. (2013). Training opportunities for corrections practice: A national survey of doctoral psychology programs. Training and Education in Professional Psychology. Advance online publication. doi:10.1037/a0033218

          Magaletta, P. R., Patry, M. W., & Norcross, J. C. (2012). Who is training behind the wall? Twenty-five years of psychology interns in corrections. Criminal Justice and Behavior, 39, 1405-1420. doi:10.1177/0093854812449404

Magaletta, P. R., Patry, M. W., Gross, N. R., Butterfield, P. M., McLearen, A. M., Patterson, K.L. (2011). Clinical practice in corrections: Providing service, gaining experience. Psychological Services, 8, 343–355. doi:10.1037/a0025315

Magaletta, P. R., Patry, M. W., Wheat, B., & Bates, J. (2008). Prison inmate characteristics and suicide attempt lethality: An exploratory study. Psychological Services,5, 351-361. doi:10.1037/1541-1559.5.4.351   

Magaletta, P. R., Patry, M. W., Dietz, E. F., & Ax, R. K. (2007). What is correctional about clinical practice in corrections? Criminal Justice and Behavior, 34, 7-21. doi:10.1177/0093854806290024

          Elbogen, E. B., Patry, M. W., & Scalora, M .J. (2003). The impact of community notification laws on sex offender treatment attitudes. International Journal of Psychiatry and Law, 26, 207-219. doi: 10.1016/S0160-2527(03)00016-5


Media and the Law

          Patry, M. W., Smith, S. M., & Stinson, V. (2008). Blurring the line between fact and fiction: Expert opinions about forensic investigation tools represented on CSI. In Bourgon, G., Hanson, R. K., Pozzulo, J. D., Morton Bourgon, K.E. & Tanasichuk, C.L. (Eds.). The Proceedings of the 2007 North American Correctional & Criminal Justice Psychology Conference (User Report) (pp. 94-97). Ottawa: Public Safety Canada.

          Smith, S. M., Patry, M. W., & Stinson, V. (2008). Exploring the CSI Effect: Is it Real? If so, What is it? In Bourgon, G., Hanson, R. K., Pozzulo, J. D., Morton Bourgon, K.E. & Tanasichuk, C.L. (Eds.). The Proceedings of the 2007 North American Correctional & Criminal Justice Psychology Conference (User Report) (pp. 81-84). Ottawa: Public Safety Canada.

          Patry, M. W., Stinson, V., & Smith, S. M. (2008). The Reality of the CSI Effect. In Greenberg, J., & Elliott, C. (eds.). Communication in Question: Competing Perspectives on Controversial Issues in Communication Studies (pp. 291-298). Scarborough, Ontario: Thompson-Nelson.

          Smith, S. M., Patry, M. W., & Stinson, V. (2007). But what is the CSI Effect? How crime dramas influence people's beliefs about forensic evidence. Canadian Journal of Police and Security Services, 5, 187-195.

          Stinson, V., Patry, M. W., & Smith, S. M., & (2007). The CSI Effect: Reflections from police and forensic investigators. Canadian Journal of Police and Security Services, 5, 125-133.


Jury Decision  Making

          Patry, M. W., & Penrod, S. D. (2013). Death penalty decisions: Instruction comprehension, attitudes and decision mediators. Journal of Forensic Psychology Practice, 13, 204-244. doi:10.1080/15228932.2013.795816.

          Patry, M. W. (2008) Attractive, but guilty: Deliberation and the physical attractiveness bias. Psychological Reports, 102, 727-733. doi:10.2466/PR0.102.3.727-733

          O'Neil, K., Patry, M. W., & Penrod, S.D. (2004). Exploring the effects of attitudes toward the death penalty on capital sentencing verdicts. Psychology, Public Policy, and the Law, 10, 443-470. doi:10.1037/1076-8971.10.4.443


Teaching and Learning     

          Patry, M. W. (2009). Clickers in large classes: From student perceptions towards an understanding of best practices. International Journal of the Scholarship of Teaching and Learning, 3, 1-11 (available at


Conrad, N. J., & Patry, M. W. (2012). Conscientiousness and academic performance: A mediational analysis. The International Journal for the Scholarship of Teaching and Learning, 6, 1-13.


Huss, M. T., Randall, B. A., Patry, M. W., Davis, S. F., & Hansen, D. J. (2002). Factors influencing self-rated preparedness for graduate school: A survey of graduate students. Teaching of Psychology, 29, 275-281. doi: 10.1207/S15328023TOP2904_03

          Mason, B. J., Patry, M. W., & Bernstein, D. J. (2001). An examination of the equivalence between non-adaptive computer-based and traditional testing. Journal of Educational Computing Research, 24, 29-39. doi: 10.2190/9EPM-B14R-XQWT-WVNL


Full Curriculum Vita in PDF format