Dimitris Grammenos is the lead interaction and game designer of the Human-Computer Interaction Laboratory of the Institute of Computer Science of the Foundation for Research and Technology - Hellas (FORTH). He is also leading the lab’s Universally Accessible Games (UA-Games) Activity (http://ua-games.gr). He has a B.Sc. in Computer Science, an M.Sc. and a Ph.D. in Electronic Engineering. He has suggested the Theory of Parallel Game Universes as a means for achieving multiplayer game accessibility and has been involved in shaping novel methods for designing Universally Accessible Games.