W ORKING P APERS Searching the Net for Differences of Opinion October 2005 Center on Organizational Innovation Columbia University in the City of New York 803 International Affairs, MC 3355 420 West 118 th Street New York, NY 10027 http://www.coi.columbia.edu Warren Sack University of California - Santa Cruz wsack@ucsc.edu John Kelly Columbia University kjw1@columbia.edu Michael Dale University of California - Santa Cruz dale@ucsc.edu This online paper may be quoted under fair use and academic conventions. This paper may not be published elsewhere in any form (including e-mail lists and electronic bulleting boards) without the author’s express permission. The preferred citation for this paper is: Sack, Warren, John Kelly and Michael Dale. October 2005. “Searching the Net for Differences of Opinion,” Working Papers Series, Center on Organizational Innovation, Columbia University. Available online at http://www.coi.columbia.edu/pdf/sack_kelly_dale_sndo.pdf .