Leapfrog is Kars Alfrink’s longtime home on the web. Kars is an independent interaction and game designer. His main professional interests are cities, physical & social interactions and play. He is also a teacher and an organizer of events. He lives and works in Utrecht, the Netherlands.
Main endeavors
Hubbub is his design studio for physical, social games for public space.
This happened – Utrecht is a series of events focusing on the stories behind interaction design.
Leapfroglog is Kars’ public note- and sketchbook (currently on a hiatus).
