MARKUS ROTHMÜLLER School of Architecture, Design and Planning, Aalborg University Copenhagen, Denmark and Shift Insights & Innovation Consulting PERNILLE HOLM RASMUSSEN School of Architecture, Design and Planning, Aalborg University Copenhagen, Denmark SIGNE ALEXANDRA VENDELBO-LARSEN School of Architecture, Design and Planning, Aalborg University Copenhagen, Denmark Case Study—This case study presents ethnographic work in the midst of two fields of technological innovation: automated vehicles (AV) and virtual reality (VR). It showcases the work of three MSc. Techno-Anthropology students and their collaboration with the EU H2020 project ‘interACT’, sharing the goal to develop external human-machine interfaces (e-HMI) for AVs to cooperate with human road users in urban traffic in the future. The authors reflect on their collaboration with human factor researchers, data scientists, engineers, experimental researchers, VR-developers and HMI-designers, and on experienced challenges between the paradigms of qualitative...