Ralph Hertwig | Publications

Claassen, M. A., Mata, J., & Hertwig, R. (2025). The (mis-)measurement of food decisions. Appetite, 209, Article 107928. https://doi.org/10.1016/j.appet.2025.107928

Fraemke, D., Willems, Y. E., Okbay, A., Lindenberger, U., Zinn, S., Wagner, G. G., Richter, D., Harden, K. P., Tucker-Drob, E. M., Hertwig, R., Koellinger, P., & Raffington, L. (in press). Polygenic associations with educational attainment in East versus West Germany: Differences emerge after reunification. Psychological Science.

Haux, L. M., Engelmann, J. M., Herrmann, E., & Hertwig, R. (2025). Chimpanzees adapt their exploration to key properties of the environment. Nature Communications, 16, Article 1807. https://doi.org/10.1038/s41467-025-57022-2

Hertwig, R., Michie, S., Reicher, S., & West, R. (2025). A reply to Luc Bovens: Ethics and impact of boosting and nudging. Behavioural Public Policy. Advance online publication. https://doi.org/10.1017/bpp.2025.8

Hertwig, R., Michie, S., West, R., & Reicher, S. (2025). Moving from nudging to boosting: Empowering behaviour change to address global challenges. Behavioural Public Policy. Advance online publication. https://doi.org/10.1017/bpp.2025.9

Herzog, S. M., & Hertwig, R. (2025). Boosting: Empowering citizens with behavioral science. Annual Review of Psychology, 76, 851–881. https://doi.org/10.1146/annurev-psych-020924-124753

Zickfeld, J. H., Ścigała, K. A., Elbæk, C. T., Michael, J., Tønnesen, M. H., Levy, G., Ayal, S., Thielmann, I., Nockur, L., Peer, E., Capraro, V., Barkan, R., Bø, S., Bahník, Š., Nosenzo, D., Hertwig, R., Mazar, N., Weiss, A., Koessler, A.-K., Montal-Rosenberg, R., Hafenbrädl, S., Nielsen, Y. A., Kanngiesser, P., Schindler, S., Gerlach, P., Köbis, N., Jacquemet, N., Vranka, M., Ariely, D., Martuza, J. B., Feldman, Y., Białek, M., Woike, J. K., Rahwan, Z., Seidl, A., Chou, E., Kajackaite, A., Schudy, S., Glogowsky, U., Czarna, A. Z., Pfattheicher, S., & Mitkidis, P. (2025). Effectiveness of ex ante honesty oaths in reducing dishonesty depends on content. Nature Human Behaviour, 9, 169–187. https://doi.org/10.1038/s41562-024-02009-0

Abels, C. M., Huttunen, K. J. A., Hertwig, R., & Lewandowsky, S. (2024). Dodging the autocratic bullet: Enlisting behavioural science to arrest democratic backsliding. Behavioural Public Policy. Advance online publication. https://doi.org/10.1017/bpp.2024.43

Burton, J. W., Lopez-Lopez, E., Hechtlinger, S., Rahwan, Z., Aeschbach, S., Bakker, M. A., Becker, J. A., Berditchevskaia, A., Berger, J., Brinkmann, L., Flek, L., Herzog, S. M., Huang, S., Kapoor, S., Narayanan, A., Nussberger, A.-M., Yasseri, T., Nickl, P., Almaatouq, A., Hahn, U., Kurvers, R. H. J. M., Leavy, S., Rahwan, I., Siddarth, D., Siu, A., Woolley, A. W., Wulff, D. U., & Hertwig, R. (2024). How large language models can reshape collective intelligence. Nature Human Behaviour, 8, 1643–1655. https://doi.org/10.1038/s41562-024-01959-9

Dallacker, M., Appelius, L., Brandmaier, A. M., Morais, A. S., & Hertwig, R. (2024). Opt-out defaults do not increase organ donation rates. Public Health, 236, 436–440. https://doi.org/10.1016/j.puhe.2024.08.009

Fuławka, K., Hertwig, R., & Pachur, T. (2024). COVID-19 vaccine refusal is driven by deliberate ignorance and cognitive distortions. npj Vaccines, 9, Article 167. https://doi.org/10.1038/s41541-024-00951-8

Geers, M., Swire-Thompson, B., Lorenz-Spreen, P., Herzog, S. M., Kozyreva, A., & Hertwig, R. (2024). The online misinformation engagement framework. Current Opinion in Psychology, 55, Article 101739. https://doi.org/10.1016/j.copsyc.2023.101739

Hechtlinger, S., Schulze, C., Leuker, C., & Hertwig, R. (2024). The psychology of life's most important decisions. American Psychologist. Advance online publication. https://doi.org/10.1037/amp0001439

Hertwig, R., Herzog, S. M., & Kozyreva, A. (2024). Blinding to circumvent human biases: Deliberate ignorance in humans, institutions, and machines. Perspectives on Psychological Science, 19(5), 849–859. https://doi.org/10.1177/17456916231188052

Huang, Y., Luan, S., Wu, B., Li, Y., Wu, J., Chen, W., & Hertwig, R. (2024). Impulsivity is a stable, measurable, and predictive psychological trait. Proceedings of the National Academy of Sciences of the United States of America, 121(24), Article e2321758121. https://doi.org/10.1073/pnas.2321758121

Kozyreva, A., Lorenz-Spreen, P., Herzog, S. M., Ecker, U. K. H., Lewandowsky, S., Hertwig, R., Ali, A., Bak-Coleman, J., Barzilai, S., Basol, M., Berinsky, A. J., Betsch, C., Cook, J., Fazio, L. K., Geers, M., Guess, A. M., Huang, H., Larreguy, H., Maertens, R., Panizza, F., Pennycook, G., Rand, D. G., Rathje, S., Reifler, J., Schmid, P., Smith, M., Swire-Thompson, B., Szewach, P., van der Linden, S., & Wineburg, S. (2024). Toolbox of individual-level interventions against online misinformation. Nature Human Behaviour, 8, 1044–1052. https://doi.org/10.1038/s41562-024-01881-0

Lejarraga, T., Schnitzlein, D. D., Dahmann, S. C., & Hertwig, R. (2024). Birth-order effects on risk taking are limited to the family environment. Annals of the New York Academy of Sciences, 1531(1), 60–68. https://doi.org/10.1111/nyas.15085

Lejarraga, T., Woike, J. K., & Hertwig, R. (2024). What makes depression babies different: Expectations or preferences? Journal of Behavioral and Experimental Finance, 44, Article 100998. https://doi.org/10.1016/j.jbef.2024.100998

Li, Y., Breithaupt, F., Hills, T., Lin, Z., Chen, Y., Siew, C. S. W., & Hertwig, R. (2024). How cognitive selection affects language change. Proceedings of the National Academy of Sciences of the United States of America, 121(1), Article e2220898120. https://doi.org/10.1073/pnas.2220898120

Offer, K., Rahwan, Z., & Hertwig, R. (2024). Foucault’s error: The power of not knowing. European Review of Social Psychology. Advance online publication. https://doi.org/10.1080/10463283.2024.2383085