http://blogs.parc.com perspectives, trends, discussions Fri, 13 Jan 2012 18:40:12 +0000 en hourly 1 http://wordpress.org/?v=3.2.1 http://blogs.parc.com/blog/2009/07/experimenting-on-mechanical-turk-5-how-tos/ http://blogs.parc.com/blog/2009/07/experimenting-on-mechanical-turk-5-how-tos/#comments Wed, 22 Jul 2009 00:37:56 +0000 Markus Jakobsson http://blogs.parc.com/?p=811 http://blogs.parc.com/blog/2009/07/experimenting-on-mechanical-turk-5-how-tos/feed/ 6