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Nathaniel Geiger
Assistant Professor
Behavior, Education, and Communication
Climate + Energy
Cross-cutting
Office
2034 Dana
Lab website
About
Nathaniel Geiger is an assistant professor in the Behavior, Education and Communication specialization. He joined SEAS from Indiana University, where he was an assistant professor of communication science at The Media School. Geiger conducts experimental and survey research in lab, field and online settings that examines how people become motivated and empowered to take action on climate change and other environmental issues. More broadly, his research interests include environmental communication, climate change, public engagement, social psychology, science communication and political psychology
Publications
Geiger, N., & Fraser, J. (in press). The social foundations of collective climate action. Current Opinion in Behavioral Sciences.
Geiger, N., Swim, J.K., & Fraser, J. (2025). With a little help from my friends: Social support, hope, and climate change engagement. British Journal of Social Psychology, 64(1), e12837. https://doi.org/10.1111/bjso.12837
Raimi, K.T., Sarge, M.A., Geiger, N., Gillis, A., & Cunningham, J.L. (2024). Effects of communicating the rise of climate migration on public perceptions of climate change and migration. Journal of Environmental Psychology, 93, 102210. https://doi.org/10.1016/j.jenvp.2023.102210
Geiger, N., Swim, J.K., Mallett, R., & Mulvey, L. (2023). Experience matters: Civic discussion increases self-efficacy and reduces forecasted discomfort in future conversations. Social Psychological and Personality Science, 14(8), 922-933. https://doi.org/10.1177/19485506221143593
Geiger, N., Dwyer, T., & Swim, J. K. (2023). Hopium or empowering hope? A meta-analysis of hope and climate engagement. Frontiers in Psychology, 14, 1139427. https://doi.org/10.3389/fpsyg.2023.1139427
Education
PhD Social Psychology, Penn State University, 2018
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