po-shen loh, founder - cmu

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Po-Shen Loh, founderCMU math prof; Nat’l Math Olymp coach

The Interactive Wikipedia

Win-win crowdsourcing:“Best way to learn is to teach”

Coursera, Udacity, edXKhan AcademyMOOC.org, Udemy

Brilliant.orgEducreations, ShowMeGoogle OppiaWikipedia, Quora

Quantity

Quality(Edu.)

The Interactive Wikipedia

Business model:Free + 10x better = Viral growthMonetize through value added services

Validation:2000+ posts / 2000+ monthly uniques

“You've created something unique, and it'sthe most effective, interactive math site I'vecome across.”

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