This looks worth checking out:
http://socialwebsandbox.eventbrite.com/
Chris Messina co-founded
the Flock web browser and led the community marketing of Firefox. He
runs Citizen Agency and co-founded San Francisco-based Citizen Space
which kicked off the coworking movement. He co-organized the first
BarCamp in 2005 and was named one of the Digital Utopians and People Who Populate Web 2.0
by the San Francisco Chronicle. He is a board member of the OpenID and
Open Web Foundations, and a frequent speaker at technology conferences
such as Web 2.0 Expo. He has been quoted in The New York Times,
Business Week, LA Times, MIT Technology Review and Wired. Chris
received the 2008 Google Open Source Award in recognition for his work
advancing technology initiatives such as Firefox and microformats.