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Associate Professor


Dr Greiffenhagen is Associate Professor of Sociology in the Department of Applied Social Sciences. Before joining PolyU, Dr Greiffenhagen was Associate Professor at the Department of Sociology at The Chinese University of Hong Kong, Senior Lecturer at the Department of Social Sciences at Loughborough University, and a British Academy Postdoctoral Fellow at the Department of Sociology at The University of Manchester.

As a sociologist with a background in computer science, Dr Greiffenhagen uses innovative methods (in particular video-based ethnography) to understand how new scientific developments and digital technologies are transforming our work, learning, and everyday practices. His primary research areas are in Science and Technology Studies (STS) and Human-Computer Interaction (HCI).

Recent publications include “The visibility of digital money: A video study of mobile payments using WeChat pay” (Sociology), “Back to the control room: Managing artistic work” (Journal of Computer-Supported Cooperative Work), “Configuring prospective sensations: Experimenters preparing participants for what they will feel” (Symbolic Interaction), and “Orchestrated openings in video calls: Getting young left-behind children to greet their migrant parents” (Journal of Pragmatics).

Dr Greiffenhagen is a Visiting Associate Professor at Department of Economics and Social Sciences, Télécom ParisTech.

Education and Academic Qualifications

  • PhD Social Science and Computer Science, University of Oxford
  • MSc Educational Research Methodology, University of Oxford
  • MSc Mathematical Foundations of Computer Science, University of Oxford

Research Interests

  • Science and Technology Studies (STS)
  • Human-Computer Interaction (HCI)
  • Video analysis
  • Digital methods
  • Online research methods
  • Ethnomethodology (EM)
  • Conversation Analysis (CA)

Grants (selected)

2022-2023, Co-PI, “Technologies of recognition: Understanding human-AI interaction ‘in the wild’”, Kan Tong Po International Fellowship, The Royal Society, UK (PI: Dr Stuart Reeves, University of Nottingham)

2021-2022, PI, “Caring about Customers’ Experience: Analysis of the Communication between Customers and Employees”, CareCapital Advisors Limited

2021-2024, Co-I, “Image-guided Automatic Robotic Surgery”, Theme-based Research Scheme (TRS), Research Grants Council (RGC) of Hong Kong (PI: Prof. Yunhui Liu, CUHK)

2020-2023, PI, “Intimacy at a Distance: A Video-based Study of Video Calls between Migrant Workers and their Left-behind Children in China”, General Research Fund (GRF), Research Grants Council (RGC) of Hong Kong 

2018-2021, PI, “The Practice of Peer Review in Mathematics”, General Research Fund (GRF), Research Grants Council (RGC) of Hong Kong


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