Mitch Zamara is Lead Product Designer on Million on Mars: Land Rush! He has over a decade of experience as a game designer working in the free-to-play social/mobile game space at Zynga and other companies. He specializes in designing game economies.
Raph Koster is an entrepreneur, game designer, and author of a Theory of Fun for Game Design. He is currently CEO of Playable Worlds. He was Lead Designer on pioneering MMO Ultima Online, and Creative Director of Star Wars Galaxies. He founded Metaplace in 2006, which was acquired by the social gaming company, Playdom.
