This talk focuses on ways to build members' commitment to online communities, based on theories of social identity and interpersonal bonds. It provides an overview of the relevant theory, describes results of 6 months of field research. (May 29, 2009)

Will Wight, founder of Maxis, looks at some of the more prominent examples of community creativity; how they grow, what attracts the members and why people pour so much time into them. (May 22, 2009)

Scott Snibbe of Sona Research discusses a distinct form of augmented reality focused on social interaction: social immersive media. He discusses design principles and interaction techniques to create strong emotional responses. (May 15, 2009)

Dan Siroker, of the Obama Campaign and CarrotSticks, describes how the campaign used data to win the presidential election. He shares the lessons his team learned along the way and how one can apply them to any data-driven decision. (May 8, 2009)

Gary and Judy Olsen of the University of California at Irvine talk about working in a geographically distributed team. They go on to talk about the challenges with this, including research, technologies and prospects for the future. (May 1, 2009)

Electronic artist Jim Campbell discusses the progression that his work has taken over the last 20 years. (April 24, 2009)

Alex Payne explores the interaction design of APIs, particularly through the lens of the speaker's experience evolving the popular Twitter API. The speaker argues for the notion of a "humane" API". (April 17, 2009)

The emergence of ubiquitous, persistent online identity, social graph, and feeds are fundamentally transforming individuals' behavior, expectations and experience across the Web. (April 10, 2009)

John Lilly, CEO of Mozilla, and Mike Beltzner, Director of Firefox, share their backgrounds and perspectives on how the Mozilla project produces Firefox and other products. (April 3, 2009)