Research & Publications

Research Interests 

• Psychological Drivers of Misinformation Susceptibility

• Psychological Resilience against Misinformation & Manipulation

• Polarization, Ideological Bias & Democratic Alienation

• Social Identity & Trust 

• Intervention Design  psychological resilience against misinformation, manipulation, and influence operations

Publications

Ziemer, C.-T., Finn, C., Biddlestone, M., Stolp, A., Fischer, H., Maertens, R., Roozenbeek, J., van der Linden, S., & Rothmund, T. (submitted), Illuminating the Ideological Lense. The (Dis-)Connect between Ideological Bias Awareness and Ideological Bias Expression.

Stolp, A., Finn, C., Ziemer, C.-T., Rothmund, T., & Thiel, C. (submitted). Ideologically Biased Evaluation of Evidence - A Signal-Detection Approach to Measure Individual Differences.

Fischer, H., Bojarskich, V., Ziemer, C.-T., Louis, W., Huff, M., & Rothmund, T. (in press). Zone- flooding, public confusion, and Signal Detection Theory: A theoretical framework and registered report. Political Psychology. 

Bojarskich, V., Grosche, C., Ziemer, C.-T. & Rothmund, T. (2025). Solidarity with Ukraine? How Fear- and Moral-Based Motivations Explain the Psychological Tug-of-War in the German Public. Peace and Conflict: Journal of Peace Psychology. https://doi.org/10.1037/pac0000813 

Finn, C., Grosche, C., Ziemer, C.-T., Bojarskich, V., Stolp, A. & Rothmund, T. (2025). Neues Kräfteverhältnis in Thüringen: Erkenntnisse einer Bevölkerungs befragung zur Landtagswahl. In ezra, MOBIT, KomRex, IDZ (Hrsg.), Thüringer Zustände. Rechtsextremismus und Gruppenbezogene Menschenfeindlichkeit im Freistaat Thüringen. 

Finn, C., Heinze, A.-S., Grosche, C., Ziemer, C.-T., [...], Rothmund, T. (2024). Die Ergebnisse der Landtagswahlen 2024 in Ostdeutschland als Herausforderung für Politik und Demokratie. Erkenntnisse aus einer Bevölkerungsbefragung in Thüringen, Sachsen und Brandenburg. KomRex. https://doi.org/10.13140/RG.2.2.27080.94727

Ziemer, C.-T., Finn, C., & Rothmund, T. (2024). From bias to balance: Testing the effect of feedback on ideological bias expression. A registered report. Political Psychology. https://doi.org/10.1111/pops.13070 

Ziemer, C.-T., Schmid, P., Betsch, C., & Rothmund, T. (2024). Identity is key, but Inoculation helps – how to empower Germans of Russian descent against pro-Kremlin disinformation. Advances.in/psychology. https://doi.org/10.56296/aip00015 

Ziemer, C.-T., & Rothmund, T. (2024). Psychological Underpinnings of Misinformation Countermeasures. Journal of Media Psychology. https://doi.org/10.1027/1864-1105/a000407 

Biddlestone, M., Ziemer, C.-T., Maertens, R., Roozenbeek, J., & van der Linden, S. (2024). Norm- enhanced prebunking for actively open-minded thinking indirectly improves misinformation discernment and reduces conspiracy beliefs. In Social Science Research Network. https://doi.org/10.2139/ssrn.5000515 

Azevedo, F., Pavlović, T., Rêgo, G. G., Ay, F. C., Gjoneska, B., Etienne, T.W., ... Ziemer, C.- T., … & Sampaio, W. M. (2023). Social and moral psychology of COVID-19 across 69 countries. Scientific Data 10(1). 272. https://doi.org/10.1038/s41597-023-02080-8 

Pavlović, T., Azevedo, F., De, K., Riaño-Moreno, J. C., Maglić, M., Gkinopoulos, T., ...Ziemer, C-T., …& Van Bavel, J. J. (2022). Predicting attitudinal and behavioral responses to COVID-19 pandemic using machine learning. PNAS Nexus, 1(3). https://doi.org/10.1093/pnasnexus/pgac093 

Van Bavel, J. J., Cichocka, A., Capraro, V., Sjåstad, H., Nezlek, J. B., Pavlović, T., ... Ziemer, C.-T., … & Boggio, P. S. (2022). National identity predicts public health support during a global pandemic. Nature Communications, 13, 517. https://doi.org/10.1038/s41467-021-27668- 9 

Rothmund, T., & Ziemer, C.-T. (2022). Zur Psychologie der Unterstützung rechtspopulistischer Parteien und PolitikerInnen. In A. Beelmann & D. Michelsen (Eds.), Rechtsextremismus, Demokratiebildung, gesellschaftliche Integration. Springer. 

Rothmund, T., Farkhari, F., Ziemer, C. -T., & Azevedo, F. (2022). Psychological underpinnings of pandemic denial-patterns of disagreement with scientific experts in the German public during the COVID-19 pandemic. Public Understanding of Science, 31(4), 437- 457. https://doi.org/10.1177/09636625211068131 

Ziemer, C.-T., Decker, O., & Brähler, E. (2021). Antisemitismus in Zeiten von COVID-19. Sekundärauswertung der Leipziger Autoritarismus Studien für Baden-Württemberg. Staatsministerium Baden-Württemberg. 

Ziemer, C.-T., Farkhari, F., & Rothmund, T. (2021). Was zeichnet Pandemieleugner*innen aus? – Eine Analyse politischer Einstellungen, kognitiver Stile und Mediennutzung. In Institut für3 Demokratie und Zivilgesellschaft (Hrsg.), Wissen schafft Demokratie. Schwerpunkt Demokratiegefährdungen in der Coronakrise. Amadeo Antonio Stiftung. 

Ziemer, C.-T., Decker, O., & Brähler, E. (2021). Antisemitismus in Sachsen. Befunde aus den Leipzig Studien 2002-2018, dem Sachsenmonitor 2016 - 2018 und der Allbus 2018 im Vergleich. In: S. Kailitz, O. Decker, G. Pickel, A. Röder, J. Schulze Wessel (Eds.) Sachsen zwischen Integration und Desintegration. Politisch-kulturelle Heimaten. Springer. 

Barth, M., Masson, T., Fritsche, I., & Ziemer, C.-T. (2018). Closing ranks: Ingroup norm conformity as a subtle response to threatening climate change. Group Processes and Intergroup Relations, 21, 497-512. doi.org/10.1177/1368430217733119.