![DCF 1.0](http://phibetaiota.net/wp-content/uploads/2011/06/larry-sanger-300x225.jpg)
Founder of Wikipedia (which lost its way, trolls took over), founder of WatchKnow.org, an educational video directory, founder of Citizendium, a wiki encyclopedia project that is expert-guided, public participatory, and real-names-only. Ph.D. 2000, The Ohio State University, Philosophy. Dissertation: Epistemic Circularity: An Essay on the Problem of Meta-Justification. See also The Digital Universe, The Digital Universe Foundation, and the Encyclopedia of Earth (2005-6)