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Prof. Michał Wierzchoń, PhD.

Position / Functions

Professor, Director of the Centre for the Brain Research, Vice Dean for the Scienfic Affairs of the Faculty of Philosophy, Director of the International PhD Programme in Cognitive Neuroscience: CogNeS, Director Stefan Szuman Department of Developmental and Educational Psychology



+48 12 663 2473

Email / website


Ingardena 6, 30-060 Kraków, room 3.02; Gołębia 24, 30-007 Kraków, room 24

Office hours

Office hours for students: please contact me by e-mail to set a meeting; office hours in the dean's office: see



Teaching (USOSweb)

List of lectures USOSweb system



Selected publications:

Skóra, Z., Ciupińska, K., del Pin, S.H., Overgaard, M. & Wierzchoń, M. (2021). The perceptual quality and performance judgmenet influence visibility ratings in a continous colour estimation task. Consciousness & Cognition
Shahbakhti, M., Beiramvand, M., Rejer, I., Augustyniak, P., Broniec-Wójcik, A, Wierzchoń, M. & Marozas, V. (2021). Simultaneus Eye Blink Characterization and Elimination from Low-Channel Prefronal EEG Signals Enhances Driver Drowsiness Detection. IEEE Journal of Biomedical and Health Informatics
Del Pin, S.H., Skóra, Z., Sandberg, K., Overgaard, M. & Wierzchoń, M. (2021). Comparing theories of consciousness: Why it matters and how to do it. Neuroscience of Consciousness. 2021(2), niab019, doi:10.1093/nc/niab019
Skóra, Z., Del Pin, S.H., Derda, M., Koculak, M., Rutiku, R. & Wierzchoń, M. (2021). No validity without a theory—a critical look at subjective measures of consciousness. Neuroscience of Consciousness, 2021(1), niab009,  doi:10.1093/nc/niab009
Shahbakhti, M., Beiramvand, M., Nazari, M., Broniec-Wójcik, A., Augustyniak, P., Rodrigues, A.S., Wierzchoń, M. & Marozas, V. (2021). VME-DWT: An Efficient Algorithm for Detection and Elimination of Eye Blink from Short Segments of Single EEG Channel. IEEE Transactions on Neural Systems & Rehabilitation Engineering, 29, 408-417, doi: 10.1109/TNSRE.2021.3054733
Bizoń-Angov, P., Osiński, D., Wierzchoń, M. & Konieczny, J. (2021). Visual Echolocation Concept for the Colorophone Sensory Substitution Device Using Virtual Reality. Sensors, 21 (1), 237, doi:10.3390/s21010237
Majchrowicz, B. & Wierzchoń, M. (2021). Sensory attenuation over action outcomes of varying amplitude and valence. Consciousness and Cognition, 87, 103058, doi: 10.1016/j.concog.2020.103058 
Hobot, J., Klincewicz, M., Sandberg, K. & Wierzchoń, M. (2021). Causal inferences in repetitive transcranial magnetic stimulation research: Challenges and perspectives. Frontiers in Human Neuroscience, 14: 574, doi: 10.3389/fnhum.2020.586448
Siedlecka, M., Wereszczyński, M., Paulewicz, B. & Wierzchoń, M. (2020). Visual awareness judgments are sensitive to accuracy feedback in stimulus discrimination tasks. Consciousness and Cognition, 86, 103035, doi: 10.1016/j.concog.2020.103035 
Hobot, J., Koculak, M., Paulewicz, B., Sandberg, K. & Wierzchoń, M. (2020). Transcranial Magnetic Stimulation-induced motor activity influences visual awareness judgments, 14:580712. Frontiers in Neuroscience, 10.3389/fnins.2020.580712
Del Pin, S.H., Skóra, Z., Sandberg, K., Overgaard, M. & Wierzchoń, M. (2020). Comparing Theories of Consciousness: Object position, not probe modality, reliably influences experience and accuracy in object recognition task. Consciousness and Cognition, 84, 102990, doi: 10.1016/j.concog.2020.102990
Rahnev, D., Desender, K., Lee, A.L.F. et al. (2020). The Confidence Database. Nature Human Behaviour 4, 317–325, doi: 10.1038/s41562-019-0813-1
Siedlecka, M., Hobot, J., Skóra, Z., Paulewicz, B., Timmermans, B. & Wierzchoń, M. (2019). Motor response influences perceptual awareness judgements. Consciousness and Cognition, 75, doi: 10.1016/j.concog.2019.102804
Osiński, D.,  Bizoń, P., Midtfjord, H.,  Wierzchoń, M. & Hjelme, D.R (2019). Designing auditory color space for color sonification systems. Proceedings of the 25th International Conference on Auditory Display, 10.21785/icad2019.076
Bizoń, P., Gwiaździński, P., Hat, K., Osiński, D., Reuter, M., Fauchald, E., Verma, S., Skylstad, T.K., Soerli, S., Thorsen J.E., & Wierzchoń. M. (2019).  VIRCO: a virtual reality tool for long-term training and evaluation of the cognitive skills development in an interactive sensory substitution environment. Proceedings of the 2019 Joint IEEE 9th International Conference on Development and Learning and Epigenetic Robotics (ICDL-EpiRob) (ICDL-EPIROB 2019)
Wierzchoń, M., Anzulewicz, A., Hobot, J., Paulewicz, B. & Sackur, J. (2019). In search of the optimal measure of awareness: discrete or continous. Consciousness and Cognition, 75, doi: 10.1016/j.concog.2019.102798 
Anzulewicz, A., Hobot, J., Siedlecka, M. & Wierzchoń, M. (2019). Bringing action into the picture. How action influences visual awareness. Attention, Perception and Psychophysics,  10.3758/s13414-019-01781-w
Derda, M., Koculak, M., Windey, B., Gociewicz, K., Wierzchoń, M., Cleeremans, A. & Binder, M. (2019). The role of levels of processing in disentangling the ERP signatures of conscious visual processing. Consciousness and Cognition, 73, doi: 10.1016/j.concog.2019.102767
Siedlecka, M., Skóra, Z., Paulewicz, B., Fijałkowska, S., Timmermans, B. & Wierzchoń, M. (2019). Responses improve the accuracy of confidence judgements in memory tasks. Journal of Experiemental Psychology: Learning, Memory, and Cognition,45(4), 712-723. doi: 10.1037/xlm0000608

Wierzchoń, M. & Derda, M. (2019). Implicit learning under attentional load. In: Allakhverdov, V., Kuvaldina, M. & Cleeremans, A. (Eds.) Implicit learning: 50 years on (s. 232-251). Hove, UK: Psychology Press

Wierzchoń, M. (2018). Dynamic level interaction hypothesis - a new perspective on consciousness. In: Gonzalez, W. J. (ed.), Philosophy of Psychology: Causality and Psychological Subject. Epistemic Studies, Philosophy of Science, Cognition and Mind (s. 159-177), Walter de Gruyter, Boston/Berlin

Majchrowicz, B. i Wierzchoń, M. (2018). Unexpected action outcomes produce enhanced temporal binding but diminished judgement of agency. Consciousness and Cognition, 65, 310-324. doi: 10.1016/j.concog.2018.09.007 
Kałwak, W., Reuter, M., Łukowska, M., Majchrowicz, B. & Wierzchoń, M. (2018). Guidelines for quantitative and qualitative studies of sensory substitution experience. Adaptive Behaviour, 26(3), 111-127, doi: 10.1177/1059712318771690
Łukowska, M., Sznajder, M. & Wierzchoń, M. (2018). Error-related cardiac response as information for visibility judgements, Scientific Reports, 8, 1131, doi: 10.1038/s41598-018-19144-0
Anzulewicz, A. & Wierzchon, M. (2018). Shades of awareness. On the mechanisms underlaying the quality of conscious representations. A commentary to Farzekas and Overgaard (2018). Cognitive Science, 42(6), 2095-2100, doi: 10.1111/cogs.12578
Siedlecka, M., Spychała, N., Łukowska, M., Wiercioch, K. & Wierzchoń, M. (2018). Rubber hand illusion increases pain caused by electric stimuli. Journal of Pain, 19(1),35-45. doi: 10.1016/j.jpain.2017.08.005
Jonkisz, J., Wierzchoń, M. i Binder, M. (2017). Four-dimensional graded consciousness. Frontiers in Psychology, 8:420. doi: 10.3389/fpsyg.2017.00420
Szczepanowski, R., Wierzchoń, M. i Szulżycki, M. (2017). Neuronal network and awareness measures of post-decision wagering behavior in detecting masked emotional faces. Cognitive Computation 9(4), 457-467, doi: 10.1007/s12559-017-9456-6,
Skóra, Z. i Wierzchoń, M. (2016). The level of subjective visibility at different stages of memory processing. Journal of Cognitive Psychology, 28(8), 965-976. doi: 10.1080/20445911.2016.1225745
Wierzchoń M, Wronka E, Paulewicz B, Szczepanowski R (2016) Post-Decision Wagering Affects Metacognitive Awareness of Emotional Stimuli: An Event Related Potential Study. PLoS ONE 11(8): e0159516. doi:10.1371/journal.pone.0159516
Siedlecka, M., Paulewicz, B., & Wierzchoń, M. (2016). But I was so sure! Metacognitive judgments are less accurate given prospectively than retrospectively. Frontiers in Psychology, 7, 218. doi:10.3389/fpsyg.2016.00218
Paulewicz, B. & Wierzchoń, M. (2015). Casual Considerations in experimental studies on consciousness. Humana Mente, 29, 227-242.
Anzulewicz, A., Asanowicz, A., Windey, B., Paulewicz, B., Wierzchoń, M., & Cleeremans, A. (2015). Does level of processing affect the transition from unconscious to conscious perception? Consciousness and Cognition, 36, 1-11, doi: 10.1016/j.concog.2015.05.004
Siedlecka, M., Klimza, A., Łukowska, M., & Wierzchoń, M. (2014). Rubber Hand Illusion Reduces Discomfort Caused by Cold Stimulus. PLoS ONE 9(10): e109909. doi:10.1371/journal.pone.0109909
Wierzchoń, M., Paulewicz, B., Asanowicz, D., Timmermans, B. i Cleeremans, A. (2014). Different subjective awareness measures demonstrate the influence of visual identification on perceptual awareness ratings. Consciousness & Cognition, 27, 109-120, doi: 10.1016/j.concog.2014.04.009
Wierzchoń, M., Szczepanowski, R., Anzulewicz, A. i Cleeremans, A. (2014). When a (precise) awareness measure became a (sketchy) introspective report. Consciousness & Cognition, 26, 1-2, doi: 10.1016/j.concog.2014.02.001
Szczepanowski, R., Traczyk, J., Wierzchoń, M. i Cleeremans, A. (2013). The perception of visual emotion: Comparing different measures of awareness. Consciousness & Cognition, 22(1),212-220, doi:  10.1016/j.concog.2012.12.003 
Wierzchoń, M., Asanowicz, D., Paulewicz, B. i Cleeremans, A. (2012). Subjective measures of consciousness in artificial grammar learning task. Consciousness & Cognition, 21(3), 1141-1153, doi: 10.1016/j.concog.2012.05.012
Wierzchoń, M., Gaillard, V., Asanowicz, D. i Cleeremans, A. (2012). Manipulating attentional load in sequence learning through Random Number Generation. Advances in Cognitive Psychology, 8(2), 179-195, doi:  10.5709/acp-0114-0
Barbasz, J., Stettner, Z., Wierzchoń, M., Piotrowski, K. T. i Barbasz, A. (2008). How to estimate the randomness in random sequence generation task? Polish Psychological Bulletin, 39(1), 42-46. 

Other informations


Awards & Scholarships
2019 - National Science Centre Award in the filed of Arts, Humanities and Social Sciences, October, 2019
2014 - Malewski Award, granted by the Committee of Psychology, Polish Academy of Sciences, June 2014
2010 - scholarship of Polish Minister of Science and Higher education for research visit at ULB 
2005 - Polityka magazine Award “Stay with Us”, scholarship for young polish researchers
2005 - Foundation for Polish Science, scholarship for young researchers
2004 - Foundation for Polish Science, conference scholarship