Human computation, and the wisdom of crowds Ed Lazowska Bill & Melinda Gates Chair in Computer Science & Engineering University of Washington August 2010
Hours per year, world-wide, spent playing computer solitaire: 9 billion Hours spent building the Panama Canal: 20 million (less than a day of solitaire)
Luis von Ahn z What if ???
Years were completed in 2009 Where do the words come from?
Luis von Ahn z What if ???
David Baker
David Baker and Zoran Popovic
Zoran Popovic
Regina DuganPeter Lee
[Peter Lee, DARPA]
4367 registrants 39 countries 922 submissions 370 correct locations 40 th Anniversary of the Internet 29 Oct – Announced 5 Dec – Balloons Up $40k Prize [Peter Lee, DARPA]