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., Richter, D., Harden, K. P., Tucker-Drob, E. M., Hertwig, R., Koellinger, P., & Raffington, L. (2025). Polygenic associations with educational attainment in East versus West Germany: Differences emerge after reunification. Psychological Science, 36(7), 559–573. https://doi.org/10.1177/09567976251350965

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., & Lewandowsky, S. (2025). How citizens' experience of democracy can actually pave the way to democratic backsliding. Communications Psychology, 3, Article 144. https://doi.org/10.1038/s44271-025-00327-1

Hertwig, R., Michie, S., Reicher, S., & West, R. (2025). A reply to Luc Bovens: Ethics and impact of boosting and nudging. Behavioural Public Policy, 9(4), 894–897. 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, 9(4), 874–885. 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

Hintze, A., Bisht, C., Schossau, J., & Hertwig, R. (in press). Nonlinear transformation of probabilities by large language models. Computers in Human Behavior: Artificial Humans.

Hofmann, W., Betsch, C., Böhm, R., de Ridder, D., Drews, S., Ewert, B., Hertwig, R., Sniehotta, F. F., & Mata, J. (2025). Rethinking behaviour change interventions in policymaking. Nature Human Behaviour, 9, 1765–1767. https://doi.org/10.1038/s41562-025-02284-5

Kerbl, L., Rahwan, Z., Hertwig, R., & Ciranka, S. (2025). More than incurious: The development of deliberate ignorance. Trends in Cognitive Sciences. Advance online publication. https://doi.org/10.1016/j.tics.2025.09.015

Lewandowsky, S., & Hertwig, R. (2025). Critical ignoring when information abundance is detrimental to democracy. Current Opinion in Psychology, 66, Article 102128. https://doi.org/10.1016/j.copsyc.2025.102128

Offer, K., Oglanova, N., Oswald, L., & Hertwig, R. (2025). Prevalence and predictors of medical information avoidance: A systematic review and meta-analysis. Annals of Behavioral Medicine, 59(1), Article kaaf058. https://doi.org/10.1093/abm/kaaf058

Skowron, A., Kosciessa, J. Q., Lorenz, R. C., Hertwig, R., van den Bos, W., & Garrett, D. D. (2025). Neural variability in the default mode network compresses with increasing belief precision during Bayesian inference. Cerebral Cortex, 35(9), Article bhaf219. https://doi.org/10.1093/cercor/bhaf219

Wegwarth, O., & Hertwig, R. (2025). Short report: Association between self-reported COVID-19 experience and contemptuous beliefs about pandemic management among German citizens and healthcare professionals. Journal of Public Health. Advance online publication. https://doi.org/10.1093/pubmed/fdaf144

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