The Lean Startup: Innovation Through Experimentation. Not Just for Startups Anymore.

Lessons Learned
Eric Ries is the author of the blog Lessons Learned. He was the co-founder and served as Chief Technology Officer of IMVU, his third startup. He is the co-author of several books including The Black Art of Java Game Programming (Waite Group Press, 1996). In 2007, BusinessWeek named Ries one of the Best Young Entrepreneurs of Tech. He serves on the advisory board of a number of technology startups including pbWiki, Smule, 750i and KaChing. -
Eric Ries

Here is a video from web2.0 EXPO: