Katharina Tillmanns is a researcher, designer and lecturer for interactive media at at the Cologne Game Lab, an Institute for Game Development and Research at TH Koeln (University of Applied Sciences). In her studies and work, she is exploring and promoting the expressive qualities of games as a means of art and activism. A former co-president and founding member of the Games for Change Europe network, Katharina has been involved as project lead for a multitude of r&d projects on communal, federal and european level. She is currently focussing on her dissertation research on multi-sensual learning in the context of mixed reality environments. Further research interests include: Aesthetic approaches in the field of interactive documentary storytelling, game-based learning, transformation game design, player psychology, collaborative learning, behavioral economics, artistic interventions.