Day 4 - The Small World of Hollywood: The Oracle of Bacon...

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The ‘Small World’ of Hollywood: The Oracle of Bacon Uses 800,000+ people in the Internet Movie Database (IMDB) How many degrees of separation from Bacon? o Jerry Seinfeld (2) o Rock Hudson (2) o Ice-T (2) o James Dean (2) Degrees of separation from Kevin Bacon refers to any persons “Bacon number” What do you think is the average Bacon number? (answer is 3) Social Networks: Interlocking Directorates TheyRule ( http://www.thyrule.net .) illustrates connections between corporations, political figures, and organizations (e.g., interlocking directorates) o Example : William Gray, III o In 2004, William Gray, III was a member of the board of directors for eight (8) companies in the top 500 o The people he worked with on these boards also sit on boards of sixty- one (61) other companies in the top 500 as well as five (5) institutions o Phone call away from 13.7 or 1 in 7 of top 500 companies! Social Networks: Terrorist Networks Valdis Krebs constructed a social network model of the 9/11 hijackers ( http://firstmonday.org/htbin/cgiwrap/bin/ojs/index.php/fm/aricle/view/941/863 ) o Key measures of social networks include closeness and betweeness o Note Mohammed Atta’s relative centrality and betweeness relative to the other hijackers o Note how structure of network makes it difficult to get to “central” figures like Atta. Social Networks: Steroid Network in MLB
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This note was uploaded on 01/26/2011 for the course SOCY 230 taught by Professor Staff during the Fall '08 term at Maryland.

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Day 4 - The Small World of Hollywood: The Oracle of Bacon...

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