Academic: My incredible PhD advisor Manuel Blum My fellowship from Microsoft Research My MSR mentor, the great Josh Benaloh Friends with pages: Aditya Akella Konstantin Andreev Rajesh Andrew Bortz Shuchi Chawla Laura Dabbish Anna Goldenberg Nick Hopper John Langford Antonio Navas Ani Nenkova Jens Nielsen Lenore Ramm Noah Smith Maverick Woo Willie Wu Other: The CAPTCHA Project The reCAPTCHA Project PHP CAPTCHA GWAP ZK for Specific Languages Online Integer Sequences Caramelos Tropicales: Candy Back Home © 2004 Luis von Ahn, all rights reserved.