Co-founder, Chief Executive Officer & Board Chairman
Luis von Ahn, Ph.D. has served as our Chief Executive Officer and a member of our board since founding Duolingo with Severin Hacker in August 2011. Previously, he served as the Chief Executive Officer of reCAPTCHA from 2007 until its acquisition by Google in 2009. Luis has also served on the board of directors of Root since October 2020. Luis holds a B.S. in Mathematics from Duke University and a Ph.D. in Computer Science from Carnegie Mellon University.
Chairman of the Board
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