Supplementary data for the paper: Gao, R.*, Verstegen, R.*, Dong, H., Bazilinskyy, P., Martens, M.H. (2024). Incorporating Multiple Users' Perspectives in HMI Design for Automated Vehicles: Exploration of a Role-Switching Approach. 16th International ACM Conference on Automotive User Interfaces and Interactive Vehicular Applications (AutoUI '24).
*Ruolin Gao and Rutger Verstegen share an equal contribution to this publication.

We provide the following supplementary data:

*Code structure explanation.xlsx: this file explains the code generated for the qualitative analysis. The code is split up per data type that was analysed and per theme. A description for each code's meaning is also provided.
*Participant booklet.pdf: This booklet was given to participants during the experiment. It contains demographic questions, definitions, exercises and other questions.
*Researcher instructions.pdf: These were the notes used by the researchers for the procedure, including spoken instructions, the specific scenario presentation and tasks that were performed by the researchers. 

Methodological information:
All sessions were executed by the same researchers on the same day. For figures and further details on the setup of the scenario, please read the full paper. 

Sharing and Access information:
CC BY 4.0

The icons in the file, Participant booklet.pdf, are erased since their sharing and access information doesn't fall under CC BY 4.0. You can find them via TheNounProject:
https://thenounproject.com/icon/cyclist-718078/
https://thenounproject.com/icon/car-6018045/
https://thenounproject.com/icon/self-driving-car-6299959/
https://thenounproject.com/icon/direction-3849884/
https://thenounproject.com/icon/pedestrian-13133/

Funding:
This research was supported by funding from the Dutch Research Council NWO-NWA (Grant No.NWA.1292.19.298) and China Scholarship Council (File No. 202006030027).