Nathan Sumsion is a professional game designer, teacher and author. He has been designing games for over 25 years, working for such companies as Disney, Crytek, KingsIsle Entertainment and Blind Squirrel Games. He currently works for Aspyr Games. He has worked in various design roles including level design, system design, narrative design, and in lead and director positions. He has written both novels and table-top role-playing books.