Luis von Ahn
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Luis von Ahn is a Guatemalan-American entrepreneur and software developer. He is the founder of the company reCAPTCHA, which was sold to Google in 2009, and the co-founder and CEO of Duolingo. For the
von Ahn at Wikimania 2015
Crowdsourcing
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Crowdsourcing involves a large group of dispersed participants contributing or producing goods or services—including ideas, votes, micro-tasks, and finances—for payment or as volunteers. Contemporary
Luis von Ahn
…which was sold to Google in 2009, and the co-founder and CEO of Duolingo. For these projects and others, von Ahn is known as one of the pioneers of crowdsourcing. Von Ahn was a professor in the Computer Science Department at Carnegie Mellon University…
Crowdsourcing uses ideas from a wide range of individuals.