Dr. Marion Koelle is a researcher in Human-Computer Interaction and heads the Personal Pervasive Computing Group at OFFIS — Institute for Information Technology in Oldenburg, Germany. She holds a PhD from the University of Oldenburg (2019, summa cum laude), and a M.Sc. (2013), and B.Sc. (2010) in Media Informatics from Ludwig-Maximilians-University Munich (LMU). Her research interests include Human-Computer Interaction, Personal Fabrication, Augmented Reality, and Artificial Intelligence. She has long lasting experience in designing, developing, and evaluating novel user interface technologies, and empirically studying user (and bystander) needs, goals and values. She advocates for Participatory Design. She believes that we can address social and societal challenges through technology design and create sustainable, ethical and socially acceptable computing technology. She has authored and presented numerous publications in her field. Her works were recognized with multiple awards, including a Best Paper Award at TEI (2018), and two Honorable Mention Awards at CHI (2014, 2020). Marion is recipient of the Helene-Lange-Preis (2020) and the UGO Outstanding Dissertation Award (2021).