He's self-taught. See http://www.inc.com/articles/2011/03/how-19-year-old-daniel-gross-is-taking-on-google-with-greplin.html http://www.inc.com/articles/2011/03

He's self-taught. See http://www.inc.com/articles/2011/03/how-19-year-old-daniel-gross-is-taking-on-google-with-greplin.html http://www.inc.com/articles/2011/03/how-19-year-old-daniel-g... and https://en.wikipedia.org/wiki/Cue_(search_engine) https://en.wikipedia.org/wiki/Cue_(search_engine).