Luis von Ahn

[Administrator]

Co-founder and CEO of Duolingo

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Luis von Ahn on Wikipedia

 

[Administrator]

Duolingo -- the next chapter in human computation | Luis von Ahn | TEDxCMU 2011

Uploaded on Apr 25, 2011

Luis von Ahn, the man who brought the world CAPTCHA and reCAPTCHA unveiled his newest and most innovative project to date: Duolingo. How can you translate the entire internet and do it for free? Duolingo will be a revolutionary product in which millions of internet users from around the world will work together to translate the internet and learn a new language at the same time. All for free.

Luis von Ahn is the A. Nico Habermann Professor of Computer Science at Carnegie Mellon University. He builds systems that combine humans and computers to solve large-scale problems that neither can solve alone.

 

[Administrator]

Massive-scale online collaboration

Uploaded on Dec 6, 2011

After re-purposing CAPTCHA so each human-typed response helps digitize books, Luis von Ahn wondered how else to use small contributions by many on the Internet for greater good. At TEDxCMU, he shares how his ambitious new project, Duolingo, will help millions learn a new language while translating the Web quickly and accurately -- all for free.