Home | Robb Willer

Robb Willer is a Professor of Sociology, Psychology, and Business at Stanford University where he is Director of the Politics and Social Change Lab and Co-Director of the Center on Philanthropy and Civil Society.

He studies politics, morality, cooperation, and status.

Popular Writing

This Is What Makes Protests Successful

Here’s what persuades Americans to support democracy over party

Why Progressive Candidates Should Invoke Conservative Values

How can the U.S. help prevent more political violence?

Opinion: Why the January 6 hearings could be a game changer

The Key to Political Persuasion

Featured Videos

Bai, H., Voelkel, J. G., Muldowney, S., Eichstaedt, J. C., & Willer, R. 2025. LLM-Generated Messages Can Persuade Humans on Policy Issues. Nature Communications.

Press Release: AI Persuasion, Thread: LLMs & Changing Attitudes

Hall, Matthew E. K., Solomon, B. C., Voelkel, J. G., Stagnaro, M. N., Chu, J., & Willer, R. 2025. Durably Reducing Partisan Animosity through Multiple Scalable Treatments. Proceedings of the National Academy of Sciences.

Grayson, S., Feinberg, M., Willer, R., & Zaki, J. 2025. Ironic Effects of Negative Gossip in Driving Inaccurate Social Perceptions. Journal of Experimental Social Psychology.

Voelkel, J. G., Stagnaro, M. N., Chu, J. Y., Pink, S. L., Mernyk, J. S., Redekopp, C., Ghezae, I., Cashman, M., Adjodah, D., Allen, L., Allis, V., Baleria, G., Ballantyne, N., Van Bavel, J. J., Blunden, H., Braley, A., Bryan, C., Celniker, J., Cikara, M., Clapper, M. V., Clayton, K., Collins, H., DeFilippis, E., Dieffenbach, M., Doell, K. C., Dorison, C., Duong, M., Felsman, P., Fiorella, M., Francis, D., Franz, M., Gallardo, R., Gifford, S., Goya-Tocchetto, D., Gray, K., Green, J., Greene, J., Güngör, M., Hall, M., Hecht, C., Javeed, A., Jost, J. T., Kay, A., Kay, N. R., Keating, B., Kelly, J. M., Kirk, J., Kopell, M., Kteily, N., Kubin, E., Lees, J., Lenz, G., Levendusky, M., Littman, R., Luo, K., Lyles, A., Lyons, B., Marsh, W., Martherus, J., Maurer, L. A., Mehl, C., Minson, J., Moore, M., Moore-Berg, S. L., Pasek, M. H., Pentland, A., Puryear, C., Rahnama, H., Rathje, S., Rosato, J., Saar-Tsechansky, M., Santos, L. A., Seifert, C., Shariff, A., Simonsson, O., Siddiqi, S. S., Stone, D. F., Strand, P., Tomz, M., Yeager, D., Yoeli, E., Zaki, J., Druckman, J. N., Rand, D. G., & Willer, R. 2024. Megastudy Testing 25 Treatments to Reduce Anti-Democratic Attitudes and Partisan Animosity. Science.