Weighing in at 150 lbs is Mark Pincus, frenetic visionary of Zynga. His DNA is one strand entrepreneur and one strand competitive gamer. Mark founded Tribe.net (www.tribe.net), one of the first social networks in 2003. Prior to Tribe, he was the founder and CEO of SupportSoft (Nasdaq: SPRT), the world’s leading provider of support automation software. Prior to SupportSoft, Mark co-founded Freeloader, the first consumer push information service.