Adam Nelson is an award-winning game designer and systems thinker working to make people happier and cities more fun.
Greg Manley is the creator and Commissioner of Circle Rules Football, a new sport played all over the world.
Interested in helping City of Play build a more playful world?JOIN CITY OF PLAY
Our thanks to our sponsors, without whom City of Play's current season would not be possible.
Interested in supporting the most fun and unique events in the city? Visit cityofplay.org/support to learn more.