That's the question I've asked over at the Tech Liberation Front after naming my own Top 10 choices. Make sure to head over there and vote for your top pick. Here's my Top 10:

(1) Jonathan Zittrain ­- The Future of the Internet, and How to Stop It
(2) Nick Carr - The Big Switch: Rewiring the World, From Edison to Google
(3) John Palfrey and Urs Gasser - Born Digital: Understanding the First Generation of Digital Natives
(4) Clay Shirky - Here Comes Everybody: The Power of Organizing without Organizations
(5) Lee Siegel - Against the Machine: Being Human in the Age of the Electronic Mob
(6) Ronald J. Deibert, John G. Palfrey, Rafal Rohozinski, and Jonathan Zittrain (eds.) - Access Denied: The Practice and Policy of Global Internet Filtering
(7) Hal Abelson, Ken Ledeen, and Harry Lewis - Blown to Bits: Your Life, Liberty, and Happiness After the Digital Explosion
(8) Lawrence Lessig - Remix: Making Art and Commerce Thrive in the Hybrid Economy
(9) James Bessen and Michael J. Meurer - Patent Failure: How Judges, Bureaucrats, and Lawyers Put Innovators at Risk
(10) Daniel Solove - Understanding Privacy