Prof. Varian lectured on this topic at the School of Information at UC Berkeley in October, 2009. The audio is here - http://www.ischool.berkeley.edu/newsandev

Prof. Varian lectured on this topic at the School of Information at UC Berkeley in October, 2009. The audio is here - http://www.ischool.berkeley.edu/newsandevents/events/dls20091028 http://www.ischool.berkeley.edu/newsandevents/events/dls2009...