Find profiles and grades for Luis von Ahn and others at RateMyProfessors.com. Millions of college students grade their professors on RateMyProfessors every semester... www.ratemyprofessors.com/ShowRatings.jsp?tid=849923
The definitive Wikipedia entry for Luis von Ahn. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Luis_von_Ahn
Google TechTalks July 26, 2006 Luis von Ahn is an assistant professor in the Computer Science Department at Carnegie Mellon University, .... Jul 26, 2006. video.google.com/videoplay?docid=-8246463980976635143
Luis von Ahn is a young computer scientist working at the intersection of cryptography, artificial intelligence, and natural intelligence to address problems of profound theoretical and practical importance. www.macfound.org/site/c.lkLXJ8MQKrH/b.2070789/apps/nl/con...
The term CAPTCHA (for Completely Automated Turing Test To Tell Computers and Humans Apart) was coined in 2000 by Luis von Ahn, Manuel Blum, Nicholas Hopper and John Langford of Carnegie Mellon University. www.captcha.net