Scientist

Dr. Stefanie Klein

Dr. Stefanie Klein

Portrait of Stefanie Klein

Stefanie Klein has been working as a research associate in the Everyday Media lab (until March 2022 Junior Research Group Social Media) since July 2020. In her research, she explores how interactions with communicative artificial intelligence affect interpersonal interactions. She also investigates which factors influence the credibility of AI-based chatbots.

Main research topics:

  • Human-machine communication
  • Credibility of communicative artificial intelligence
  • Acceptance of text-based chatbots

Dr. Stefanie Klein

formerly: Stefanie Ritz

Schleichstr. 6

72072 Tübingen

Room 6.602

+49 7071 979-345s.klein@iwm-tuebingen.de

Lab membership

Projects

Projects with a current term and projects that have taken place in the last 5 years are shown.

Publications

 

Articles (peer-reviewed) | Books and book chapters | Research data

Articles (peer-reviewed)

  • Wolfers, L. N., Neumann, D., Klein, S. H., Gaiser, F., Anderl, C., & Utz, S. (in press). What do you mean by “social media”? Introducing the reporting items for social media research (RISoMeR). Annals of the International Communication Association.
  • Klein, S. H., Papies, D., & Utz, S. (2025). How interaction mechanism and error responses influence users’ responses to customer service chatbots. International Journal of Human-Computer Interaction, 41(7), 4300-4318. https://doi.org/10.1080/10447318.2024.2351707

    Open AccessPreregistration 1 | 2 DataStudy materialCode

  • Klein, S. H., & Utz, S. (2024). Chatbot vs. human: The impact of responsive conversational features on users’ responses to chat advisors. Human-Machine Communication, 8, 73-99. https://doi.org/10.30658/hmc.8.4

    Open AccessPreregistration 1 | 2 | 3 | 4 DataStudy materialCode

  • Anderl, C., Klein, S. H., Sarigül, B., Schneider, F. M., Han, J., Fiedler, P., & Utz, S. (2024). Conversational presentation mode increases credibility judgements during information search with ChatGPT. Scientific Reports, 14, Article 17127. https://doi.org/10.1038/s41598-024-67829-6

    Open AccessPreregistration 1 | 2 DataStudy materialCode

  • Parnell, S. I., Klein, S. H., & Gaiser, F. (2022). Do we know and do we care? Algorithms and attitude towards conversational user interfaces: Comparing chatbots and voice assistants. In M. Halvey, M. E. Foster, J. Dalton, C. Munteanu, & J. Trippas (Eds.). CUI '22: Proceedings of the 4th Conference on Conversational User Interfaces (Article 29). Association for Computing Machinery. https://doi.org/10.1145/3543829.3544517

    View article

  • Greussing, E., Gaiser, F., Klein, S. H., Straßmann, C., Ischen, C., Eimler, S., Frehmann, K., Gieselmann, M., Knorr, C., Lermann Henestrosa, A., Räder, A., & Utz, S. (2022). Researching interactions between humans and machines: Methodological challenges. Publizistik, 67(4), 531-554. https://doi.org/10.1007/s11616-022-00759-3

    Open Access

Books and book chapters

To overview
  • Anderl, C., Klein, S. H., Ehrhardt, N., & Utz, S. (2024). Einfluss psychologischer Faktoren auf die KI-Nutzung und -Wahrnehmung. In T. Hug, P. Missomelius, & H. Ortner (Hrsg.). Künstliche Intelligenz im Diskurs: Interdisziplinäre Perspektiven zur Gegenwart und Zukunft von KI-Anwendungen (S. 43-57). innsbruck university press. https://doi.org/10.15203/99106-139-7-07

    Open Access

Research data

To overview

Presentations und Conferences

Talks

  • Utz, S., Sarigül, B., Klein, S. H., Anderl, C., Fiedler, P., & Han, J. (2024, June 20-24). Information search with ChatGPT: An experimental comparison of credibility judgments across different applications. 74th Annual Conference of the International Communication Association (ICA). Gold Coast, Australia. [Talk]
  • Klein, S. H. (2024, June 20-24). The impact of human-like characteristics of text-based conversational agents on user-related outcomes: a meta-analysis. 74th Annual Conference of the International Communication Association (ICA). Gold Coast, Australia. [Talk]
  • Klein, S. H. (2024, June 20-21). The impact of human-like characteristics of text-based conversational agents on user-related outcomes: a meta-analysis. European Communication Science Event (ECSE). Radboud University, Nijmegen, Netherlands. [Talk]
  • Klein, S. H., Papies, D., & Utz, S. (2023, Mai 18-20). Der Einfluss von Interaktionsmechanismus und sozialen Fehler-Reaktionen auf die Akzeptanz von Chatbots. 68. Jahrestagung der deutschen Gesellschaft für Publizistik und Kommunikationswissenschaft (DGPuK). Zentrum für Medien-, Kommunikations- und Informationsforschung (ZeMKI), Bremen. [Talk]
  • Utz, S., Anderl, C., Fiedler, P., Han, J., Sarigül, B., Schneider, F. M., & Klein, S. H. (2023, September 6–8). How credible is ChatGPT? An experimental comparison of ChatGPT, Alexa, and Wikipedia. 13th Conference of the Media Psychology Division (German Psychological Society, DGPs). Luxembourg. [Talk]
  • Wolfers, L. N., Neumann, D., Klein, S. H., Gaiser, F., Anderl, C., & Utz, S. (2023, May 25-29). The Preferred Reporting Items for Social Media Research (PRISMeR): a decision matrix to guide transparent definitions of social media. The 73rd Annual Conference of the International Communication Association (ICA). Toronto, Canada. [Talk]
  • Klein, S. H. (2022, Februar 22-24). Automatisierte Interaktion mit Konsumenten: Die Responsivität von textbasierten Agenten und ihr Einfluss auf die Akzeptanz und wahrgenommene Performanz. 67. Jahrestagung der Deutschen Gesellschaft für Publizistik- und Kommunikationswissenschaft (DGPuK). Hannover (virtuelle Konferenz). [Talk]
  • Klein, S. H., & Utz, S. (2022, March 20-23). How do agent type, responsiveness, and response time affect the acceptance and perceived performance of chat agents? 64. Tagung experimentell arbeitender Psycholog:innen (TeaP) - Conference of Experimental Psychologists. University of Cologne (online conference). [Talk]
  • Klein, S. H., & Utz, S. (2022, May 26-30). How do agent type, responsiveness, and response time affect the acceptance and perceived performance of chat agents? 72nd Annual Conference of the International Communication Association (ICA). Paris, France. [Talk]
  • Klein, S. H., & Neumann, D. (2022, September 10-15). Perceived moral agency of humans and chatbots: Does responsiveness matter? 52. Kongress der Deutschen Gesellschaft für Psychologie (DGPs). Symposium “Human-Agent Interaction”. Hildesheim. [Talk]
  • Neumann, D., Wolfers, L. N., Anderl, C., Klein, S. H., Gaiser, F., & Utz, S. (2022, July 18-19). The social media toolbox: a decision matrix to guide transparent reporting in social media research. 12th International Conference on Social Media & Society (SMSociety). Ryerson University. Toronto, ON, Canada (online conference). [Talk]

Poster presentations

To overview
  • Klein, S. H., Papies, D., & Utz, S. (2024, April 11). Automated interaction with consumers: How human-like conversational cues influence users' responses to chatbots. Closing Conference of the Human-Agent Interaction Network: Interactions with Language-Based AI. Leibniz-Institut für Wissensmedien, Tübingen. [Poster presentation]
  • Klein, S. H., Papies, D., & Utz, S. (2023, September 6-8). The influence of interaction mechanism and social error responses on the acceptance of customer service chatbots. 13th Conference of the Media Psychology Division of the German Psychological Society (DGPs). Luxembourg. [Poster Presentation]
  • Parnell, S. I., Klein, S. H., & Gaiser, F. (2022, July 26-28). Do we know and do we care? Algorithms and attitude towards conversational user interfaces: comparing chatbots and voice assistants. 4th Conference on Conversational User Interfaces (CUI). Glasgow, UK. [Poster Presentation]
  • Ritz, S., & Utz, S. (2021, September 8-10). Chatbots in study counseling. The impact of agent type and responsiveness on acceptance and perceived performance. 12th Conference of the Media Psychology Division of the German Psychological Association (DGPs). Aachen. [Poster Presentation]

Event organisation

  • Gieselmann, M., Klein, S. H., & Utz, S. (2024, April 11). Closing conference of the Human-Agent Interaction Network: Interactions with language-based AI. Leibniz-Institut für Wissensmedien, Tübingen. https://www.iwm-tuebingen.de/mai-conference [Conference Organisation]

    View website

  • Frehmann, K., Peter, E., Klein, S. H., Greussing, E., & Gaiser, F. (2023, Mai 18-20). World Café: Die (Un-)Beständigkeit der Forschungsobjekte in der HMC. 68. Jahrestagung der deutschen Gesellschaft für Publizistik und Kommunikationswissenschaft (DGPuK). Zentrum für Medien-, Kommunikations- und Informationsforschung (ZeMKI), Bremen. [Workshop Organisation]
  • Gaiser, F., Klein, S. H., Utz, S., & Greussing, E. (2022, Februar 22-24). „Human-Machine Communication“ in der deutschen Kommunikationswissenschaft – Theoretische, methodische und fachbezogene Herausforderungen. 67. Jahrestagung der Deutschen Gesellschaft für Publizistik- und Kommunikationswissenschaft (DGPuK). Hannover (virtuelle Konferenz). [Workshop Organisation]

Teaching

  • Buder, J., Candan Şimşek, A., Fischer, H., Ditrich, L., Utz, S., Klein, S. H., Mayer, M., Lermann Henestrosa, A., Hoch, E., Schwan, S., & Gerjets, P. (Winter semester 2024/25). Knowledge media in education, work, and leisure. Lecture (Master). Eberhard Karls Universität Tübingen.

CV