Duncan Watts (author of Six Degrees: The Science of a Connected Age) opened the ACM Multimedia 2010 Main Conference Program with his keynote speech Using the Web to do Social Science. Duncan described, in particular, several interesting experiments concerning the measurement problems of collective behavior and focused on how the study of social networks can overcome this limitation.
Duncan Watts and Shih-Fu Chang
Duncan Watts Keynote Speech : Using the Web to do Social Science
First Keynote Speech of Duncan Watts at ACM Multimedia 2010
Duncan Watts and Shih-Fu Chang
Duncan Watts Keynote Speech : Using the Web to do Social Science