His research focuses on location-based media, mediated urbanism, and games for civic learning. He is the director of the Engagement Game Lab at Emerson College where he designs and studies games and social media to enhance urban civic engagement. His game Participatory Chinatown was named ìBest Direct Action Gameî by Games for Change in 2011. He is the co-author, with Adriana de Souza e Silva of Net Locality: Why Location Matters in a Networked World (Blackwell, 2011), and the author of The Urban Spectator: American Concept-cities from Kodak to Google (Dartmouth College Press, 2010). His recent work has been published in journals such as New Media and Society, Information, Communication and Society, Environment and Planning, Space and Culture, and others.