Holly Gramazio is a game designer who's particularly interested in public space, events and installations. She designed 99 Tiny Games to install over London, the New Year Games for 10,000 people in Edinburgh on 1 January 2012, and curated the Sandpit - an event for artists and game designers to try out new ideas - for five years. She was previously Lead Game Designer at Hide&Seek, and is now working on her own projects. http://www.youtube.com/watch?v=fUSxBc86NfQ