Greg Trefry works on games at the intersection of social, physical, and digital play. He co-founded the design studio Gigantic Mechanic to create engaging experiences through real-world play. Through Gigantic Mechanic he has designed everything from live-action simulations to sports to documentary games for clients ranging from museums to amusement parks to TV networks. In addition to designing games and interactive experiences, Greg has written and spoken at conferences around the world about play, games and design. He wrote the book Casual Game Design: Designing Play for the Gamer in All of Us. He teaches classes about designing real-world games and designing games for kids at New York University’s Tisch School of the Arts. Greg serves as the director of the annual real-world game festival, Come Out & Play.