Recent Publications
Selected Publications
Note. *Indicates student authorship
Hogg, M. A. & Gaffney, A. M. (In press). Social identity dynamics in the face of overwhelming uncertainty. In J. P. Forgas, W. D. Crano, & K. Fiedler (Eds.), The psychology of insecurity: Seeking certainty where none can be had. New York: Routledge. Department of Psychology, Claremont Graduate University.
Gaffney, A. M. & Hogg, M. A. (In press). Social identity theory. In M. A. Hogg (Ed.). The Oxford Handbook of Social Psychology. Department of Psychology, Cal Poly Humboldt.
Gaffney, A. M. (In press). Minority influence and social change. In M. A. Hogg (Ed.). The Oxford Handbook of Social Psychology. Department of Psychology, Cal Poly Humboldt.
Syfers*, L., Jaurique*, A., Burke*, S. E., Anjewierden*, B. J., Hackett, J. D., Rast, D. E., III, Gaffney, A. M. (In press). Self-uncertainty and conservatism during the COVID-19 pandemic predict perceived threat and engagement in risky social behaviors. Group Processes and Intergroup Relations.
Gaffney, A. M., Souter, S. S., Jung, J., & Crano, W. D. (2023). Contexts and conditions of minority influence. Psychology of Language and Communication (27), 173-198. https://doi.org/10.58734/plc-2023-0009
Gaffney, A. M. & Hogg, M. A. (2022). Sociability and the collective: Making, breaking, and shaping groups and societies. In J. P. Forgas, K. Fiedler, & W. D. Crano (Eds.), The Psychology of Sociability. Sydney Symposium of Social Psychology (pp 140-163). New York and London: Routlage.
Kuljian*, O. R., Hohman, Z. P., & Gaffney, A. M. (2022). Who are we if we do not know who our leader is? Perceptions of leaders’ prototypicality affects followers’ self-prototypicality and uncertainty. Social Psychological and Personality Science, 19485506221111237.
Haslam, S. A., Gaffney, A. M., Hogg, M. A., Rast, D. E. III, & Steffens, N. K. (2022) Reconciling identity leadership and leader identity: A dual-identity framework. The Leadership Quarterly. doi: 10.1016/j.leaqua.2022.101620
Haslam, S. A. Reicher, S. D., Selvanathan, H. P., Gaffney, A. M., Steffens, N. K., Packer, D., Van Bavel J. J., Ntontis, E., Neville, F., Vestergren, S., Jurstakova, K., & Platow, M. J. (2022). Examining the role of Donald Trump and his supporters in the 2021 assault on the U.S. Capitol: A dual-agency model of identity leadership and engaged followership. The Leadership Quarterly (2022). https://doi.org/10.1016/j.leaqua.2022.101622
Syfers*, L., Rast, D. E. III., & Gaffney, A. M. (2021). Leading change by protecting group identity in the 2019 Canadian General Election. Analyses of Social Issues and Public Policy. https://doi.org/10.1111/asap.12255
Syfers*, L., Gaffney, A. M., Rast, D. E. III, & Estrada*, D. A. (2021). Communicating group norms through election results. The British Journal of Social Psychology. https://doi.org/10.1111/bjso.12481
Crano, W. D. & Gaffney, A. M. (2021). Populism in the west as a form of influence. In J. P. Forgas, K. Fiedler, & W. D. Crano (Eds.), The Psychology of Populism: The Tribal Change to Liberal Democracy. Sydney Symposium of Social Psychology (pp. 297-318). London: Psychology Press.
Gaffney, A. M., Hackett, J. D., Rast, D. E., Hohman, Z. P., and Jaurique*, A. (2018). The State of American Protest: Shared Anger and Populism. Analyses of Social Issues and Public Policy. doi:10.1111/asap.12145
Gaffney, A. M., Rast, D. E. III, & Hogg, M. A. (2018). Unexpected leadership under uncertainty: A social identity analysis of non-prototypical leader emergence. Journal of Social Issues,74, 20-35. doi: 10.1111/josi.12254
Hogg, M. A. & Gaffney, A. M. (2018). Group processes and intergroup relations. In J. T. Wixted (Ed.), The Stevens’ handbook of experimental psychology and cognitive neuroscience. Volume 3: Developmental and social psychology (pp. 1-34). New York: Wiley.
Rast, D. E. III, Gaffney, A. M., & Yang*, L. (2018). The impact of stereotype content on intergroup uncertainty and interactions. Journal of Social Psychology, 158(6), 711-720. doi: 10.1080/00224545.2017.1407285
Gaffney, A. M., & Hogg, M. A. (2017). Social identity and social influence. In S. Harkins, K. D. Williams, & J. Burger (Eds.), The Oxford handbook of social influence (pp. 259-273). New York: Oxford University Press.
Hohman, Z. P., Gaffney, A. M., & Hogg, M. A. (2017). Who am I if I am not like my group? Self-uncertainty and feeling peripheral in a group. Journal of Experimental Social Psychology, 72, 125-132. doi: 10.1016/j.jesp.2017.05.002
Crwys, T., Gaffney, A. M., & Skipper, Y. (2017). Uncertainty in transition: The influence of group cohesion on learning. In K. Mavor, M. Platow, & Bizumic, B. (Eds.), Self, Social Identity, and Education. New York: Psychology Press.
Gaffney, A. M., Rast, D. E. III, Hacket, J. D., & Hogg, M. A. (2014). Further to the right: Uncertainty, political polarization, and the American Tea Party movement. Social Influence, 9(4), 272-288, doi: 10.1080/15534510.2013.842495
Hogg, M. A., & Gaffney, A. M. (2014). Prototype-based social comparisons within groups: Constructing social identity to reduce self-uncertainty. In Z. Križan & F. X. Gibbons (Eds.). Communal functions of social comparison (pp. 145-174). New York: Cambridge University Press.
Rast, D. E. III, Gaffney, A. M., Hogg, M. A., & Crisp, R. J. (2012). Leadership under uncertainty: When leaders who are non-prototypical group members can gain support. Journal of Experimental Social Psychology, 48, 646-653.