An overview of the keynote presenters at Day 1 of Supernova 2009.

2. The Changing World Adam Greenfield Nokia danah boyd Microsoft Research

4. Changing Networks Jonathan Zittrain Harvard Law School Werner Vogels Amazon.com

6. Changing Networks Bradley Horowitz Google Jonathan Zittrain Harvard Law School Werner Vogels Amazon.com

8. Networks for Change Umair Haque Havas Media Lab

10. Networks for Change Anil Dash Expert Labs

12. Networks for Change Andrew McLaughlin US Deputy CTO David Weinberger Berkman Center Umair Haque Havas Media Lab

14. Strategic Change Chris Anderson Wired Magazine

16. Strategic Change Phil McKinney HP Peter Guber Mandalay Entertainment