Rob Heinsoo

Rob Heinsoo (born 1964) is an American tabletop game designer. He has been designing and contributing to professional role-playing games, card games, and board games since 1994. Heinsoo was the lead designer on the 4th Edition of Dungeons & Dragons (2008), and is co-designer of the 13th Age roleplaying game along with Jonathan Tweet. He has also designed and contributed to role playing, miniatures and card games, and a computer game.