© Viktoria SiewertDR. viktoria SIEWERT viktoria.siewert@uni-muenster.de Tel: (+49)-(0)251-83-21006 Room 147
Research FociEmotion and CognitionAnimal WelfareRefinement of animal experiments and housing conditionsCVAcademic Education12.2016 – 05.2020Ph.D. studies at the Institute for Neuro- and Behavioural Biology, University of Münster10.2013 – 08.2016Master of Science in Biosciences, University of Münster10.2010 – 09.2013Bachelor of Sciene in Biosciences, University of MünsterPositionssince 06.2020Postdoctoral researcher at the Department of Behavioural Biology, University of Münster12.2016 – 05.2020PhD student at the Department of Behavioural Biology, University of MünsterArticles in Scientific Journals, Newspapers or Magazines 2025Bračić, M, Bierbaum, L, Peng, M, Nimalavachchlan, L, Siewert, V, Kaiser, S, Sachser, N, and Richter, SH. 2025. “The behavioural ecology of optimism: judgement bias and foraging under predation risk in mice.” Animal Behaviour 219 122991. doi: 10.1016/j.anbehav.2024.10.005.Siewert, V, Kaiser, S, Sachser, N, and Richter, SH. 2025. “Optimism and pessimism: a concept for behavioural ecology.” Biological Reviews of the Cambridge Philosophical Society 100: 1152–1162. doi: 10.1111/brv.13178.2023Quante, SM, Siewert, V, Palme, R, Kaiser, S, Sachser, N, and SH, Richter. 2023. “The power of a touch: Regular touchscreen training but not its termination affects hormones and behavior in mice.” Frontiers in Behavioral Neuroscience 17. doi: 10.3389/fnbeh.2023.1112780.2022Bračić, M, Bohn, L, Siewert, V, von Kortzfleisch, V, Schielzeth, H, Kaiser, S, Sachser, N, and Richter, SH. 2022. “Once an Optimist, Always an Optimist? Studying Cognitive Judgment Bias in Mice.” Behavioral Ecology 33: 775–788.Siewert, V, and Richter, SH. 2022. “Always Looking on the Bright Side of Life?” forschung. Das Magazin der Deutschen Forschungsgemeinschaft 3 (4): 24–27.2021Krakenberg, V, Wewer, M, Palme, R, Kaiser, S, Sachser, N, and Richter, SH. 2021. “Regular touchscreen training affects faecal corticosterone metabolites and anxiety-like behaviour in mice.” Behavioural Brain Research 401: 113080. doi: 10.1016/j.bbr.2020.113080.2020Feige-Diller, J, Krakenberg, V, Bierbaum, L, Seifert, L, Palme, R, Kaiser, S, Sachser, N, and Richter, SH. 2020. “The effects of different feeding routines on welfare in laboratory mice.” Frontiers in Veterinary Science 6: 479.Krakenberg, Viktoria, Siestrup, Sophie, Palme, Rupert, Kaiser, Sylvia, Sachser, Norbert, and Richter, Sophie Helene. 2020. “Effects of different social experiences on emotional state in mice.” Scientific Reports 10 (15255). doi: 10.1038/s41598-020-71994-9.2019Krakenberg, V, von Kortzfleisch, V, Kaiser, S, Sachser, N, and Richter, SH. 2019. “Differential effects of serotonin transporter genotype on anxiety-like behavior and cognitive judgment bias in mice.” Frontiers in Behavioral Neuroscience 13: 263.Krakenberg, V, Woigk, I, Garcia, Rodriguez L, Kästner, N, Kaiser, S, Sachser, N, and Richter, SH. 2019. “Technology or ecology? New tools to assess cognitive judgement bias in mice.” Behavioural Brain Research 362: 279–287. doi: 10.1016/j.bbr.2019.01.021.