Mattie Brice is a play and games critic, designer, and activist. She previously wrote at publications like Kotaku, Paste Magazine, and PopMatters about design and social justice within the video game industry, and now writes independently. She also designs experimental games like EAT, Mission, and her most notable Mainichi, which was exhibited at the Museum of Design in Atlanta and an Official Selection at IndieCade. Mattie regularly speaks at industry events such as the Game Developers Conference and Different Games, including being the international keynote at Game Connect Asia Pacific. She often hosts community-related games events, most notably co-founding the Queerness and Games Conference and organizing Lost Levels. Mattie is now exploring bodies, performance, and interpretation in play.