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Kroczek, Leon

Kroczek Leon Mpi 3329 Portra

Postadresse        Universität Regensburg
Fakultät für Psychologie,
Pädagogik und Sportwissenschaft
Lehrstuhl für Klinische Psychologie
und Psychotherapie

Prof. Dr. Andreas Mühlberger
Universitätsstr. 31
93053 Regensburg
Office address University of Regensburg
PT-Building - 2.0.25
Universitätsstr. 31
93053 Regensburg
Phone + 49 (0)941 943-6044
E-Mail leon.kroczek@ur.de
Website leonkroczek.netlify.app/
Twitter https://twitter.com/LeonKroczek
Office hours Appointments on request

Academic Education



Thesis: "The impact of speaker information on language processing"

Max Planck Institute for Human Cognitive and Brain Sciences

Awarded with the Otto Hahn medal of the Max Planck society.


Graduation in Psychology (Diploma)

Diploma Thesis: "May I get a beat with that? Neural correlates of gesture-syntax interaction"

2008 - 2013 Studies of Psychology, University of Regensburg, Germany

Professional experience

Since 2018


Department of Clinical Psychology and Psychotherapy, Prof. Mühlberger, University of Regensburg, Germany

2013 - 2018

PhD Candidate

Department for Neuropsychology, Prof. Friederici, Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany



Bergen fMRI Group, Prof. Hugdahl, Bergen, Norway

2011 - 2012 Chair of Psychology, Cognition and Development, Prof. Bäuml, University of Regensburg - Student research assistant


Department of Neuropsychology, Prof. Friederici, Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany

Research interests

Communication and social interaction

Emotional learning

Anxiety (disorders)

Functional Imaging


Virtual reality


Schroën, J. A., Gunter, T. C., Numssen, O., Kroczek, L. O. H., Hartwigsen, G., & Friederici, A. D. (2023). Causal evidence for a coordinated temporal interplay within the language network. Proceedings of the National Academy of Sciences, 120(47), e2306279120. https://doi.org/10.1073/pnas.2306279120

Kroczek, L. O. H., & Mühlberger, A. (2023). Public speaking training in front of a supportive audience in Virtual Reality improves performance in real-life. Scientific Reports, 13, 13968. https://doi.org/10.1038/s41598-023-41155-9

Kroczek, L. O. H., & Mühlberger, A. (2023). Time to Smile: How Onset Asynchronies Between Reciprocal Facial Expressions Influence the Experience of Responsiveness of a Virtual Agent. Journal of Nonverbal Behavior, 1-16. https://doi.org/10.1007/s10919-023-00430-z

Kroczek, L. O. H., & Mühlberger, A. (2022). Returning a smile: Initiating a social interaction with a facial emotional expression influences the evaluation of the expression received in return. Biological Psychology, 108453.https://doi.org/10.1016/j.biopsycho.2022.108453

Kroczek, L.O.H., Böhme, S. & Mühlberger, A. (2022). Face masks reduce interpersonal distance in virtual reality. Scientific Reports, 12, 2213. https://doi.org/10.1038/s41598-022-06086-x

Pfaller, M., Kroczek, L.O.H., Lange, B., Fülöp, R., Müller, M. & Mühlberger, A. (2021) Social Presence as a Moderator of the Effect of Agent Behavior on Emotional Experience in Social Interactions in Virtual Reality. Front. Virtual Real. 2:741138. doi: 10.3389/frvir.2021.741138

Kroczek, L. O. H., Lingnau, A., Schwind, V., Wolff, C., & Mühlberger, A. (2021). Angry facial expressions bias towards aversive actions. Plos one, 16(9), e0256912. https://doi.org/10.1371/journal.pone.0256912

Kroczek, L. O.H., & Gunter, T. C. (2021). The time course of speaker-specific language processing. Cortex, 141, 311-321. doi.org/10.1016/j.cortex.2021.04.017

Biehl, S. C., Schmidmeier, M., Wechsler, T. F., Kroczek, L. O. H., & Mühlberger, A. (2021). Widespread Recommendations Can Change Our Habits of Hand-Washing and Physical Distance During the COVID-19 Pandemic. Clinical Psychology in Europe, 3(1), 1-12. doi.org/10.32872/cpe.3061

Kroczek, L. O. H., Pfaller, M., Lange, B., Müller, M., & Mühlberger, A. (2020). Interpersonal Distance During Real-Time Social Interaction: Insights From Subjective Experience, Behavior, and Physiology. Frontiers in Psychiatry, 11, 561.https://doi.org/10.3389/fpsyt.2020.00561

Kroczek, L. O. H., & Gunter, T. C. (2020). Distinct neural networks relate to common and speaker-specific language priors. Cerebral Cortex Communications, tgaa021.https://doi.org/10.1093/texcom/tgaa021

Kroczek, L.O.H., Gunter, T.C., Rysop, A.U., Friederici, A.D., and Hartwigsen, G. (2019). Contributions of left frontal and temporal cortex to sentence comprehension: Evidence from simultaneous TMS-EEG. Cortex 115, 86-98. doi.org/10.1016/j.cortex.2019.01.010.

Kroczek, L.O.H., Gunter, T. C. (2017) Communicative predictions can overrule linguistic priors. Scientific Reports, 7, 17581. https://doi.org/10.1038/s41598-017-17907-9


Kroczek, L. O. H. (2019). The impact of speaker information on language processing. Dissertation, Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig.

Kroczek, L. (2013): May I get a beat with that? Neural correlates of gesture-syntax interaction. Diploma thesis, Regensburg University, Regensburg.


Kroczek, L.O.H. (2023). Investigating Reciprocity in Face-to-Face Dyadic Interaction in Virtual Reality. XR-Meeting Würzburg, Würzburg, Germany.

Kroczek, L.O.H. (2023). From reality into the lab (and back again): Mechanisms of social interaction in Virtual Reality. Institute Colloquium of the psychological institute at Kiel University, Kiel, Germany.

Kroczek, L.O.H. (2022). How reciprocity shapes social interactions: Insights from Virtual Reality.Tagung Psychologie und Gehirn, Freiburg i. B., Germany.

Kroczek, L.O.H. (2022). Social Context Conditioning in Virtual Reality. Eurpopean Meeting for Human Fear Conditioning, Virtual/Radboud, Netherlands.

Kroczek, L.O.H. (2021). How facial emotions affect action understanding during social interactions: Insights from action recognition and experience in Virtual Reality. Tagung Psychologie und Gehirn, Tübingen, Germany.

Kroczek, L.O.H. (2019). Returning a smile: The impact of social interaction on the processing of facial emotions. Hengstenberg Symposium on Social Interaction, Heidelberg, Germany.

Kroczek, L.O.H. (2014): Neural correlates of gesture-syntax interaction. 12th Biannual Conference of the German Cognitive Science Society, Tübingen, Germany.

  1. Fakultät für Psychologie, Pädagogik und Sportwissenschaft
  2. Institut für Psychologie