David Sachs, M.Sc.

Research Interests

• Influence of grades on students' emotions
• Feedback Processing in schools
• Dyadic Synchrony

ORCID ID: 0009-0009-2946-8962

Open Science Framework: https://osf.io/dcys7/

Publications

• Marx, A. K. G*., Sachs, D. F.*, Frenzel, A. C., & Schweizer, M. T. (2025). Emotional contagion in dyadic online video conferences - empirical evidence based on self-report and facial expression data. Frontiers in Psychology, 16. https://doi.org/10.3389/fpsyg.2025.1546303
  

• Frenzel, A. C., Kleen, H., Marx, A. K. G., Sachs, D. F., Baier-Mosch, F., & Kunter, M. (2025). Is it in their words? Teachers' enthusiasm and their natural language in class–A sentiment analysis approach. British Journal of Educational Psychology, 00, 1–20. https://doi.org/10.1111/bjep.12734

*These authors have contributed equally to this work and share first authorship.

Conference Contributions

• Sachs. D.F., Frenzel, A. C., Tomazin, L., Wünsch, M., Lipnevich, A. A. (2025, April). Effects of Grading on Student Feedback Processing and Emotions: An Eye Tracking Study [paper presentation, invited symposium]. American Educational Research Association (AERA) Annual Meeting, Denver, CO, US.
• Frenzel, A.C., Kleen, H., Marx, A. K. G., Sachs, D. F., Baier-Mosch, F. & Kunter, M. (2024, August). Is it in their words? Teachers’ Enthusiasm and their Natural Language – a Sentiment Analysis. Paper presented at the 19th International Conference on Motivation (ICM), Bern, Switzerland.
• Sachs, D. F., Marx, A. K. G., Frenzel, A. C., Schweizer, M. & Marx, A. K. G., (2024, September). Emotional Contagion and Facial Mimicry in Dyadic Online Video Conferences - Experimental Evidence Based on Cross-Recurrence Quantification [Poster presentation]. Biannual Meeting of the German Association of Psychology [Deutsche Gesellschaft für Psychologie, DGPs], Vienna, Austria.
• Sachs, D. F., Frenzel, A. C., Schweizer, M. & Marx, A. K. G., (2024, March). Emotional Contagion and Facial Mimicry in Dyadic Online Video Conferences - An Experimental Study Using Cross-Recurrence Quantification Analysis [Poster presentation]. Conference of Experimental Psychologists [Tagung Experimentell Arbeitender PsychologInnen], Regensburg, Germany.

Academic Background