Dr. 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), and is in charge of the Lab's Universally Accessible Games Activity (http://www.ics.forth.gr/hci/ua-games). He is also the lead designer and programmer of UA-Chess (www.ics.forth.gr/uachess), which is an award-winning publicly available universally accessible chess game, and the lead designer of Access Invaders (http://www.ics.forth.gr/hci/ua-games/access_invaders/), a universally accessible remake of Space Invaders.