Erik Friedgen

M. Sc.

Scientific employee and Ph.D. student

Copyright: © Pro Foto GmbH, Düren
Institute of Psychology


Room 206

Building 6011

Jaegerstrasse 17-19

52066 Aachen



Phone: +49 241 80 99372
Fax Fax: +49 241 80 92318

Office hours

by appointment

Research interests

  • Task switching
  • Modality compatibility
  • Sequence learning
  • Postural control



  • Friedgen, E., Koch, I., & Stephan, D. N. (2022). Dissociating stimulus-response compatibility and modality compatibility in task switching. Memory & Cognition, online first.
  • Johannsen, L., Friedgen, E., Stephan, D. N., Batista, J., Schulze, D., Laurentius, T., Koch, I., & Bollheimer, L. C. Keeping in step with the young: Chronometric and kinematic data show intact procedural locomotor sequence learning in older adults. PLoS One. 2022 May 3;17(5):e0266733. doi: 10.1371/journal.pone.0266733.
  • Brown, R. M., Friedgen, E., & Koch, I. (2021). The role of action effects in motor sequence planning and execution: Exploring the influence of temporal and spatial effect anticipation. Psychological Research, 1-20.
  • Friedgen, E., Koch, I., & Stephan, D. N. (2021). Modality compatibility in task switching depends on processing codes and task demands. Psychological Research, 85, 2346-2363. doi:10.1007/s00426-020-01412-2
  • Stephan, D. N., Josten, J., Friedgen, E., & Koch, I. (2021). Crossmodal Effects in Task Switching: Modality Compatibility with Vocal and Pedal Responses. Journal of Cognition, 4(1): 9, pp. 1–14. doi: 10.5334/joc.129

Conference contributions

  • Friedgen, E., Koch, I., & Stephan, D. N. (2019). 61st Conference of Experimental Psychologists (TeaP). Effects of postural control in multitasking. London Metropolitan University, London, UK.
  • Friedgen, E., Koch, I., & Stephan, D. N. (2019). 21st Conference of the European Society for Cognitive Psychology (ESCoP). Modality compatibility effects of verbal and spatial stimuli. University of La Laguna, Tenerife, Spain.
  • Friedgen, E., Koch, I., & Stephan, D. N. (2020). 62nd Conference of Experimental Psychologists (TeaP). No interaction of stimulus-response-and modality compatibility on task-switching. Friedrich-Schiller University of Jena, Jena, Germany.