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News Release 08-081 - Video

How Did That Chain Letter Get to My Inbox?

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How do forwarded e-mail messages like chain letters and petitions get to so many people and into our e-mail inboxes? Jon Kleinberg, a professor of computer science at Cornell University, discusses his research into this phenomenon and the surprising results he and his colleague, David Liben-Nowell of Carleton College, discovered.

Credit: NSF, Cornell University

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