Björn is the Product Owner and Chairperson of the Defold Foundation, overseeing development of the free and source available Defold game engine. He is also the co-founder of Refold, a trusted game technology partner and games studio located in Stockholm. Björn has worked with mobile game development since before the smart phones. Björn is a recurring expert judge for the js13kgames competition and he is a member of the program committee for the GitNation Web Gamedev Summit. He enjoys old school games and traditional roguelikes and he is a strong believer in the power of open source development with more than 150 open source projects on GitHub.