Susan Yamamoto

Assistant Professor (Campion College)
Ph.D; MA (Carleton University); BA Hons (University of Manitoba)

Office: CM 402
Phone: 306-586-4242

Research interests

  • jury decision-making
  • the insanity defence
  • diversity in the courtroom
  • utilitarian and retributive punishment orientation
  • scale development
  • mixed methodology

Susan completed her graduate training at Carleton University in the experimental forensic psychology program, where she studied jury decision-making. Her current research in the Normative Ethics and Law Lab (NELL) focuses on lay punishment ethics, the insanity defence, and racial/cultural differences in the courtroom. The lab’s aim is to better understand basic social processes and help promote fairness in legal and political decisions.

Representative Publications

Yamamoto, S. & Maeder, E. M., (2021). What’s in the box? Punishment and insanity in the Canadian jury deliberation room. Frontiers in Psychology, 12:689128.

Maeder, E. M., Yamamoto, S., & McLaughlin, K. M. (2020). The influence of defendant race and mental disorder type on mock juror decision-making in insanity trials. International Journal of Law and Psychiatry, 68, 101536.

Maeder, E. M., & Yamamoto, S. (2019). Social identity in the Canadian courtroom: Effects of juror and defendant race. Canadian Journal of Criminology and Criminal Justice, 61, 24-44.

Yamamoto, S. & Maeder, E. M. (2019). Creating the punishment orientation questionnaire: An item response theory approach. Personality and Social Psychology Bulletin, 45(8), 1283-1294.

Maeder, E. M., & Yamamoto, S. (2018). Investigating race salience, defendant race, and victim race on mock juror decision-making in Canada. Justice Quarterly.

Yamamoto, S., Maeder, E. M., & Fenwick, K. L. (2017). Criminal responsibility in Canada: Mental disorder stigma education and the insanity defense. International Journal of Forensic Mental Health, 16(4), 313-335.

Maeder, E. M., Yamamoto, S., & McManus, L. A. (2017). Methodology matters: Comparing sample types and data collection methods in a juror decision-making study on the influence of defendant race. Psychology, Crime and Law, 24(7), 687–702.

Yamamoto, S., & Maeder, E. M. (2017). Defendant and juror race in a necessity case: An ultimate attribution error. Journal of Ethnicity in Criminal Justice, 15(3), 270-284.

Yamamoto, S., & Maeder, E. M. (2017). A case of culture: Defendant gender and juror decision-making. Journal of Interpersonal Violence 32(20)

Maeder, E. M., Yamamoto, S., & McManus, L.A. (2015). Race salience in Canada: Testing multiple manipulations and target races. Psychology, Public Policy, and Law, 21(4), 442-451.