Human computation, and the wisdom of crowds Ed Lazowska Bill & Melinda Gates Chair in Computer Science & Engineering University of Washington August 2010.

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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]