Copyright: © Stefanie Schuch


PD Dr.

Stefanie Schuch

Institute of Psychology

Scientific employee


Room 307

Building 6011

Jaegerstrasse 17-19

52066 Aachen



Phone: +49 241 80 96488
Fax Fax: +49 241 80 92318

Office hours

by appointment

Research interests

  • Cognitive control
  • Inhibition in task switching
  • Interaction of cognitive control and affect
  • Action observation


Third-party funded research projects

  • Project "The role of inhibition in human multitasking performance" [SCHU 3046/1-1] and [SCHU 3046/1-2]
    Funded by German Research Foundation (Deutsche Forschungsgemeinschaft, DFG); Research grant within the Priority Program SPP 1772 "Human performance under multiple cognitive task requirements: From basic mechanisms to optimized task scheduling" 2015 to 2018 (Phase 1) and 2019 to 2022 (Phase 2). Link to project page


  • Moretti, L., Koch, I., Steinhauser, M., & Schuch, S. (2023). Stimulus-Triggered Task Conflict Affects Task-Selection Errors in Task Switching: A Bayesian Multinomial Processing Tree Modeling Approach. Accepted for publication in Journal of Experimental Psychology: Learning, Memory, and Cognition.
  • Weber, T., Fröber, K., & Schuch, S. (2023). Reward-based modulation of task switching performance: A diffusion model analysis. Accepted for publication in Attention, Perception, & Psychophysics.
  • Grange, J. A.*, & Schuch, S.* (2022). A spurious correlation between difference scores in evidence accumulation model parameters. Behavior Research Methods, Advance online publication. (*Shared first authorship.)
  • Moretti, L., Koch, I., Steinhauser, M., & Schuch, S. (2022). Disentangling task‑selection failures from task‑execution failures in task switching: an assessment of different paradigms. Psychological Research, Advance online publication.
  • Schuch, S. & Keppler, E. (2022). N-2 repetition costs in task switching: Task inhibition or interference between task episodes? Journal of Cognition, 5(1): 48, pp. 1–23.
  • Schuch, S., Philipp, A., Maulitz, L., & Koch, I. (2021). On the reliability of behavioral measures of cognitive control: Retest reliability of task-inhibition effect, task-preparation effect, Stroop-like interference, and conflict adaptation effect. Psychological Research, 86(7), 2158-2184.
  • Contreras Saavreda, C. E., Willmes, K., Koch, I., Schuch, S., & Philipp, A. M. (2021). Interplay of morphological configuration and language switching in numerical processing and word processing. Journal of Experimental Psychology: Learning, Memory, and Cognition. Advance online publication.
  • Moretti, L., Koch, I., Steinhauser, M., & Schuch, S. (2021). Errors in task switching: Investigating error aftereffects in a N-2 repetition cost paradigm. Journal of Experimental Psychology: Learning, Memory, and Cognition, 47(10), 1720-1737.
  • Schuch, S., & Pütz, S. (2021). Mood state and conflict adaptation: An update and a diffusion model analysis. Psychological Research, 85, 322–344. doi: 10.1007/s00426-019-01258-3
  • Schuch, S.*, & Dignath, D.* (2021). Task-conflict biases decision making. Journal of Experimental Psychology: General, 150 (5), 864–872. (*Shared first authorship.) doi: 10.1037/xge0000908
  • Schuch, S., Bock, O., Freitag, K., & Moretti, L. (2020). Cognitive Multitasking: Inhibition in Task Switching Depends on Stimulus Complexity. Journal of Cognition, 3(1), 30. doi: 10.5334/joc.115
  • Declerck, M., Schuch, S., & Philipp, A. M. (2020). Evidence for conflict adaptation during bilingual language production with the n-3 effect. Bilingualism: Language and Cognition, 24, 211-214. doi:
  • Contreras-Saavedra, C. E., Koch, I., Schuch, S., & Philipp, A. M. (2021). The reliability of language-switch costs in bilingual one- and two-digit number naming. International Journal of Bilingualism, 25(1), 272–285.
  • Contreras-Saavedra, C. E., Willmes, K., Koch, I., Schuch, S., Benini, E., & Philipp, A. M. (2020). Multilingual two-digit number naming: The influence of composition rules on language switching. Quarterly Journal of Experimental Psychology, 73(9), 1481–1494.
  • Kandalowski, S. R. M., Seibold, J. C., Schuch, S., & Koch, I. (2019). Examining binding effects on task switch costs and response-repetition effects: Variations of the cue modality and stimulus modality in task switching. Attention, Perception, & Psychophysics, 82, 1632-1643. doi: 10.3758/s13414-019-01931-0. Link:
  • Seibold, J. C., Koch, I., Nolden, S., Proctor, R. W., Vu, K.-P. L., & Schuch, S. (2019). Response repetitions in auditory task switching: The influence of response distance and of the response-stimulus interval. Acta Psychologica, 199, 102875.
  • Schuch, S., Dignath, D., Steinhauser, M., & Janczyk, M. (2019). Monitoring and Control in Multitasking. Psychonomic Bulletin & Review, 26(1), 222-240. doi: 10.3758/s13423-018-1512-z.
  • Schuch, S. & Grange, J.A. (2019). Increased cognitive control after task conflict? Investigating the N-3 effect in task switching. Psychological Research, 83, 1703–1721. doi: 10.1007/s00426-018-1025-4
  • Schuch, S., & Pütz, S. (2018). Mood state dissociates conflict adaptation within tasks and across tasks. Journal of Experimental Psychology: Learning, Memory, and Cognition, 44(9), 1487-1499. doi: 10.1037/xlm0000530
  • Koch, I., Frings, C., & Schuch, S. (2018). Explaining response-repetition effects in task switching: Evidence from switching cue modality suggests episodic binding and response inhibition. Psychological Research, 82, 570-579. doi: 10.1007/s00426-017-0847-9
  • Schuch, S., Sommer, A., & Lukas, S. (2018). Action control in task switching: Do action effects modulate N-2 repetition costs in task switching? Psychological Research, 82, 146–156. doi: 10.1007/s00426-017-0946-7
  • Schuch, S., Zweerings, J., Hirsch, P., & Koch, I. (2017). Conflict adaptation in positive and negative mood: Applying a success-failure manipulation. Acta Psychologica, 176, 11–22. doi: 10.1016/j.actpsy.2017.03.005
  • Schuch, S., & Konrad, K. (2017). Investigating Task Inhibition in Children versus Adults: A diffusion model analysis. Journal of Experimental Child Psychology, 156, 143–167. doi: 10.1016/j.jecp.2016.11.012
  • Schuch, S. (2016). Task inhibition and response inhibition in older versus younger adults: A diffusion model analysis. Frontiers in Psychology, 7, 1722. doi: 10.3389/fpsyg.2016.01722
  • Schuch, S.* & Grange, J.A.* (2015). The Effect of N-3 on N-2 Repetition Costs in Task Switching. Journal of Experimental Psychology: Learning, Memory, and Cognition, 41, 760–767. (*Shared first authorship.) doi: 10.1037/xlm0000059
  • Schuch, S., & Koch, I. (2015). Mood states influence cognitive control: The case of conflict adaptation. Psychological Research, 79, 759-772. doi: 10.1007/s00426-014-0602-4
  • Gade, M., Schuch, S., Druey, M., & Koch, I. (2014). Inhibitory control in task switching. In: Grange, J.A. & Houghton, G. (Eds.), Task Switching and Cognitive Control (pp. 137-159). Oxford University Press.
  • Schuch, S., & Koch, I. (2013). Handlungsplanung. In M.A. Wirtz (Hrsg.), Dorsch - Lexikon der Psychologie (S. 676), 16. Auflage. Bern: Verlag Hans Huber.
  • Koch, I., & Schuch, S. (2013). Mentales Set. In M.A. Wirtz (Hrsg.), Dorsch - Lexikon der Psychologie (S. 1017), 16. Auflage. Bern: Verlag Hans Huber.
  • Lawo, V., Philipp, A. M., Schuch, S., & Koch, I. (2012). The role of task preparation and task inhibition in age-related task-switching deficits. Psychology and Aging, 27, 1130-1137. doi: 10.1037/a0027455
  • Schuch, S., Werheid, K. & Koch, I. (2012). Flexible and inflexible task sets: Asymmetric interference when switching between emotional expression, sex, and age classification of perceived faces. The Quarterly Journal of Experimental Psychology, 65, 994-1005. doi: 10.1080/17470218.2011.638721
  • Koch, I., Schuch, S., Vu, K.-P.L. & Proctor, R.W. (2011). Response-repetition effects in task switching - Dissociating effects of anatomical and spatial response discriminability. Acta Psychologica, 136, 399-404. doi: 10.1016/j.actpsy.2011.01.006
  • Schuch, S., Bayliss, A.P., Klein, C. & Tipper, S.P. (2010). Attention modulates motor system activation during action observation: Evidence for inhibitory control. Experimental Brain Research, 205, 235-249. doi: 10.1007/s00221-010-2358-4
  • Schuch, S. & Koch, I. (2010). Response-repetition effects in task switching with and without response execution. Acta Psychologica, 135, 302–309. doi: 10.1016/j.actpsy.2010.07.016
  • Bayliss, A.P., Schuch, S., & Tipper, S.P. (2010). Gaze cuing elicited by emotional faces is influenced by affective context. Visual Cognition, 18, 1214-1232. doi: 10.1080/13506285.2010.484657
  • Koch, I., Gade, M., Schuch, S. & Philipp, A. (2010). The role of inhibition in task switching: A review. Psychonomic Bulletin & Review, 17, 1-14. doi: 10.3758/PBR.17.1.1
  • Schuch, S. & Tipper, S.P. (2007). On observing another person’s actions: Influences of observed inhibition and errors. Perception & Psychophysics, 69(5), 828-837. doi: 10.3758/BF03193782.
  • Kiefer, M., Schuch, S., Schenck, W. & Fiedler, K. (2007). Mood states modulate brain activity during episodic memory encoding. Cerebral Cortex, 17, 1516-1530. doi: 10.1093/cercor/bhl062
  • Kiefer, M., Schuch, S., Schenck, W. & Fiedler, K. (2007). Emotion and memory: Event-related potential indices predictive for subsequent sucessful memory depend on the emotional mood state. Advances in Cognitive Psychology, 3(3), 363-373. doi: 10.2478/v10053-008-0001-8
  • Schuch, S. & Koch, I. (2006). Task switching and action sequencing. Psychological Research, 70(6), 526-540. doi: 0.1007/s00426-005-0014-6
  • Schuch, S. (2005). Task-specific coding of actions: Evidence from dual-task paradigms. Berlin: Logos-Verlag.
  • Schuch, S. & Koch, I. (2004). The costs of changing the representation of action: Response repetition and response-response compatibility in dual tasks. Journal of Experimental Psychology: Human Perception and Performance, 30(3), 566-582. doi: 10.1037/0096-1523.30.3.566
  • Schuch, S. & Koch, I. (2003). The role of response selection for inhibition of task sets in task shifting. Journal of Experimental Psychology: Human Perception and Performance, 29(1), 92-105. doi: 10.1037/0096-1523.29.1.92
  • Koch, I., Metin, B., & Schuch, S. (2003). The role of temporal unpredictability for process interference and code overlap in perception-action dual tasks. Psychological Research, 67(4), 244-252. doi: 10.1007/s00426-002-0125-2

Teaching Psychology B.Sc. and M.Sc.

  • Lecture Perception & Attention
  • Seminar Memory
  • Seminar Motivation and Emotion
  • Seminar Human and Technology / Work and Engineering Psychology
  • Seminar Methods and Methodology of Cognitive Psychology
  • Seminar Methods of Cognitive Neuroscience
  • Experimental Practical Training
  • Empirical Practical Training
  • Seminar Information Processing and Cognitive Ergonomics