Publications are listed under my previous name, Hannah Metzler.

For the general public

  1. Metzler, H. (2024). Mythos Fehlinformation: Warum soziale Medien weniger gefährlich sind, als wir denken, Spektrum der Wissenschaft online and in the print edition Spektrum - Die Woche 35/2024. On political misinformation, propaganda, elections, algorithms and AI. Author version of the article.
  2. Metzler, H. (2023). Emotions and group dynamics around misinformation on social media, Chapter 4, Synthesis Report on Climate misinformation in a climate of misinformation, Stockholm Resilience Centre.
  3. Metzler, H., Pellert, M., & Garcia, D. (2022). Using social media data to capture emotions before and during COVID-19. World Happiness Report, 75–104.
  4. Bouchat, P., Metzler, H., & Rimé, B. (2020). Crise et pandémie. Impact émotionnel et psychosocial du confinement. [Crisis and pandemics. Emotional and psychosocial impact of containment]. Le Journal des psychologues, (8), 14-20.

Pre-prints & manuscripts under review

  1. Garcia, D., Pellert, M., Lasser, J., & Metzler, H. (2021). Social media emotion macroscopes reflect emotional experiences in society at large. ArXiv:2107.13236 [Cs]. http://arxiv.org/abs/2107.13236.
  2. Lühring, J., Garcia, D., Waldherr, A., Lasser, J., Shetty, A., & Metzler, H. (2025). Quantifying the Causal Effects of Misinformation on Engagement and Emotions on Social Media. PsyArXiv. https://doi.org/10.31234/osf.io/cemw7_v1

Journal articles

  1. Galaz, V., Metzler, H., Schill, C., Lindahl, T., Daume, S., Marklund, A., …, Peters, H. (2025). Artificial intelligence, digital social networks, and climate emotions. Npj Climate Action, 4(1), 1–9. https://doi.org/10.1038/s44168-025-00225-6
  2. Lühring, J., Metzler, H., Lazzaroni, R., Shetty, A., & Lasser, J. (2025). Best practices for source-based research on misinformation and news trustworthiness using NewsGuard. Journal of Quantitative Description: Digital Media, 5. https://doi.org/10.51685/jqd.2025.003
  3. Lühring, J.*, Shetty, A.*, Koschmieder, C., Garcia, D., Waldherr, A., & Metzler, H. (2024). Emotions in misinformation studies: Distinguishing affective state from emotional response and misinformation recognition from acceptance. Cognitive Research: Principles and Implications, 9(1), 82. https://doi.org/10.1186/s41235-024-00607-0. Data, Code, Pre-registration & SI.
  4. Brohmer, H., Hofer, G., … Athenstaedt, U. (2024). Effects of the Generic Masculine and its Alternatives in Germanophone countries - A Multi-lab Replication and Extension of Stahlberg, Sczesny, and Braun, 2001. International Review of Social Psychology, 37(1), 17. https://doi.org/10.5334/irsp.522
  5. Metzler, H., Baginski, H., Garcia, D., & Niederkrotenthaler, T. (2024). A machine learning approach to detect potentially harmful and protective suicide-related content in broadcast media . PLOS ONE, 19(5), e0300917. https://doi.org/10.1371/journal.pone.0300917. Code, data & models.
  6. Niederkrotenthaler, T., Metzler, H., Z., Till, B., Lake, A. H., Noble, E., Chowdhury, S., Gonzalez, F., Garcia, D., Draper, J., Murphy, S., & Gould, M. (2024). “Breaking the Silence” Suicide Prevention Media Campaign in Oregon, April 7–14, 2019: Content Analysis of Broadcast, Print and Online Media Items, and Social Media Footprint. Crisis, 0227-5910/a000955. https://doi.org/10.1027/0227-5910/a000955. PDF
  7. Aroyehun, S.T., Malik, L., Metzler, H., Haimerl, N., Di Natale, A., & Garcia, D. (2023) LEIA: Linguistic Embeddings for the Identification of Affect. EPJ Data Science, 12, 52. https://doi.org/10.1140/epjds/s13688-023-00427-0
  8. Metzler, H., & Garcia, D. (2023). Social drivers and algorithmic mechanisms on digital media. Perspectives on Psychological Science 0(0). https://doi.org/10.1177/17456916231185057.
  9. Metzler, H., Vilarem, E., Petschen, A., & Grèzes, J. (2023). Power pose effects on approach and avoidance decisions in response to social threat, PLoSONE, 18(8): e0286904, https://doi.org/10.1371/journal.pone.0286904. Data & Code.
  10. Pontika, N., Klebel, T., Correia, A., Metzler, H., Knoth, P., & Ross-Hellauer, T. (2022). Indicators of research quality, quantity, openness and responsibility in institutional review, promotion and tenure policies across seven countries. Quantitative Science Studies, 1–49. https://doi.org/10.1162/qss_a_00224
  11. Metzler, H., Rimé, B., Pellert, M., Niederkrotenthaler, T., Natale, A. D., & Garcia, D. (2023). Collective Emotions during the COVID-19 Outbreak. Emotion, 23 (3), 844-858. . https://doi.org/10.1037/emo0001111. Data & Code. PDF.
  12. Niederkrotenthaler, T., Tran, U. S., Baginski, H., Sinyor, M., Strauss, M. J., Sumner, S. A., Voracek, M., Till, B., Murphy, S., Gonzalez, F., Gould, M., Garcia, D., Draper, J., & Metzler, H. (2023). Association of 7 million+ tweets featuring suicide-related content with daily calls to the Suicide Prevention Lifeline and with suicides, United States, 2016–2018. Australian & New Zealand Journal of Psychiatry, 57(7):994-1003. https://doi.org/10.1177/00048674221126649. Supplementary Appendix.
  13. Metzler, H., Baginski, H., Niederkrotenthaler, T., & Garcia, D. (2022). Detecting Potentially Harmful and Protective Suicide-related Content on Twitter: Machine Learning Approach. Journal of Medical Internet Research, 24(8), e34705. https://doi.org/10.2196/34705. Video summary. Code & data for model training and everything else.
  14. Pellert, M., Metzler, H., Matzenberger, M., & Garcia, D. (2022). Validating daily social media macroscopes of emotions. Scientific Reports, 12(1), 11236. https://doi.org/10.1038/s41598-022-14579-y
  15. Niederkrotenthaler, T., Laido, Z., Kirchner, S., Braun, M., Metzler, H., Waldhör, T., Strauss, M. J., Garcia, D., & Till, B. (2022). Mental health over nine months during the SARS-CoV2 pandemic: Representative cross-sectional survey in twelve waves between April and December 2020 in Austria. Journal of Affective Disorders, 296, 49–58. https://doi.org/10.1016/j.jad.2021.08.153
  16. Lasser, J., Ahne, V., Heiler, G., Klimek, P., Metzler, H., Reisch, T., Sprenger, M., Thurner, S., & Sorger, J. (2020). Complexity, transparency and time pressure: Practical insights into science communication in times of crisis. Journal of Science Communication, 19(5), N01.
  17. Pellert, M., Lasser, J., Metzler, H., & Garcia, D. (2020). Dashboard of sentiment in Austrian social media during COVID-19. Frontiers in Big Data, 3. Preprint.
  18. Metzler, H., & Grèzes, J. (2019). Repeatedly adopting power postures does not affect hormonal correlates of dominance and affiliative behavior. PeerJ, 7, e6726. Data & Code
  19. Chadwick, M.*, Metzler, H.*, Tijus, C., Armony, J.°, Grèzes, J.° (2019). Stimulus and observer characteristics jointly determine the relevance of threatening facial expressions and their interaction with attention. Motivation and Emotion, 43(2), 299–312. *°Authors contributed equally. https://doi.org/10.1007/s11031-018-9730-2
  20. Radke, S., Seidel, E. M., Boubela, R. N., Thaler, Metzler, H., … Derntl, B. (2018). Immediate and delayed neuroendocrine responses to social exclusion in males and females. Psychoneuroendocrinology, 93, 56–64.
  21. Kogler, L., Seidel, E.M., Metzler, H., Thaler, Boubela, R., … Derntl, B. (2017). Impact of self-esteem and sex on stress reactions. Scientific Reports 7, 17210.
  22. Seidel, E. M., Silani, G., Metzler, H., Thaler, H., Lamm, C., Gur, R. C., … Derntl, B. (2013). The impact of social exclusion vs. inclusion on subjective and hormonal reactions in females and males. Psychoneuroendocrinology, 38(12), 2925–2932.

PhD dissertation and diploma thesis

  1. Metzler, H. (2018). The influence of bodily actions on social perception and behaviour: Assessing effects of power postures [Doctoral Dissertation Thesis]. Paris: Sorbonne University.
  2. Metzler, H. (2013). Sex differences in neural and hormonal responses to achievement stress [Diploma thesis]. Faculty of Psychology, University of Vienna.