Dr. Justin Hackett

Associate Professor

Departments: Psychology / University Honors Program


Dr. Hackett is an applied social psychologist. His interests are in using social science research to address and ameliorate social issues. 



  • Hackett, J.D., Gaffney, A. M., & Data*, L. (in press). Intergroup anxiety and political loss: The buffering effects of believing in the open marketplace of ideas and openness to diverse political discussions. Journal of Applied Social Psychology.
  • Gaffney, A. M., Hackett, J.D., Rast III, D. E., Hohman, Z., & Jaurique, A. (in press). The state of American protest: Shared anger and populism. Analyses of Social Issues and Public Policy.
  • Henney, S., Hackett, J.D., & Porreca, M. R. (in press). Involuntary volunteerism: What happens when you require people to "do good?" Journal of Service-Learning in Higher Education.
  • Reysen, S. & Hackett, J. D. (2017). Activism as a pathway to global citizenship. The Social Science Journal, 54, 132-138.
  • Reysen, S. & Hackett, J. D. (2016). Further examination of the factor structure and validity of the identification with all humanity scale. Current Psychology, 35, 711-719.
  • Moeller, D. & Hackett J. D. (2016). What's troubling our college freshman: How university psychologists can help improve the freshman experience in that decisive first semester. The Pennsylvania Psychologist, 76, 23-24.
  • Rast III, D. E., Hackett, J. D., Alabastro, A., & Hogg, M. A. (2015). Revoking a leader's ‘license to fail': Downgrading evaluations of prototypical ingroup leaders following an intergroup failure. Journal of Applied Social Psychology, 45, 311-318.
  • Hackett, J. D. (2015). 'The Response:' A day of prayer and protest. Politics, Bureaucracy, and Justice, 4, 45-53.
  • Hackett, J. D., Omoto, A. M., & Matthews, M. (2015). Human rights in the global community. Peace and Conflict: Journal of Peace Psychology, 21, 47-67.
  • Hackett, J. D. & Hogg, M. A. (2014). The diversity paradox: When people who value diversity surround themselves with like minded others. Journal of Applied Social Psychology, 44, 415-422.
  • Gaffney, A. M., Rast III, D. E., Hackett, J. D., & Hogg, M. A. (2014). Further to the right: Uncertainty, political polarization, and the American "Tea Party" movement. Social Influence, 9, 272-288. 
  • Siegel, J. T., Crano, W. D., Alvaro, E. M., Lac, A., Hackett, J. D. & Hohman, Z. (2014). Differentiating common predictors and outcomes of marijuana initiation: A retrospective longitudinal analysis. Substance Use and Misuse, 49, 30-40. 
  • Hackett, J. D. (2014). Economic and social justice. In K. Harvey & G. J. Geoffrey (Eds.), Encyclopedia of Social Media and Politics, pp. 429-433. Thousand Oaks, CA: Sage Publications.
  • Omoto A. M., Snyder, M., & Hackett, J. D. (2012). Everyday helping and responses to crises: A model for understanding volunteerism. In K. Jones & T. Morton (Eds.), Restoring civil societies: The psychology of intervention and engagement following crisis (pp. 98-118). West Sussex, UK: Wiley Blackwell Publications.
  • Firestone, J., Hackett, J. D., & Harris, R. J. (2012). Testing relationships between sex of respondent, sexual harassment and intentions to reenlist in the U.S. Military. Public Administration Research, 1, 1-13.
  • Harris, R. J., Hackett, J. D., & Firestone, J., (2011). Double jeopardy: Race/ethnicity and sexual harassment in the U.S. military. Journal of Public Administration and Governance, 1, 138-156.
  • Omoto, A. M., Snyder, M., & Hackett, J. D. (2010). Personality and motivational antecedents of activism and civic engagement. Journal of Personality, 78, 1703-1734. 
  • Hackett, J. D. (2010). Personality/individual differences. In R. L. Jackson (Ed.), Encyclopedia of identity (pp. 548-552). Thousand Oaks, CA: Sage Publications.
  • Hackett, J. D. & Omoto, A. M. (2009). Efficacy and estrangement: Effects of voting. Analyses of Social Issues and Public Policy, 9, 297-314.

  • B.S. Psychology and Political Science: Northern Kentucky University
  • M.A. Applied Social Psychology and Program Evaluation: Claremont Graduate University
  • Ph.D. Applied Social Psychology: Claremont Graduate University

Email: hackett@calu.edu

Phone: 724-938-4390

Office: Morgan Hall Room 313