Luis von Ahn
@LuisvonAhn
CEO & co-founder of @duolingo. Invented reCAPTCHA. MacArthur Fellow. Former computer science professor at Carnegie Mellon. Proud Guatemalan. @LvA_Foundation.
Products & Projects
Duolingo
www.duolingo.com
Learn languages by playing a game. It's 100% free, fun, and scientifically proven to work.
