***** To join INSNA, visit http://www.insna.org ***** Today, from Complexity digest Six Degrees of Messaging , News@Nature Excerpt: The resulting figures produced a neat map of communication hotspots across the world, and allowed Horvitz and Leskovec to trace the extent of separation between Microsoft Messenger users. They found that the average shortest number of jumps to get from one random user to another was 6.6; spookily close to the infamous six degrees of separation demonstrated practically in a group of 64 people by Stanley Milgram, at Harvard University, in the 1960s. *  Six Degrees of Messaging, Katharine Sanderson, 2008/03/13, DOI: 10.1038/news.2008.670, News@Nature  http://www.nature.com/news/2008/080313/full/news.2008.670.html Barry Wellman _______________________________________________________________________ S.D. Clark Professor of Sociology, FRSC NetLab Director Centre for Urban & Community Studies University of Toronto 455 Spadina Avenue Room 418 Toronto Canada M5S 2G8 http://www.chass.utoronto.ca/~wellman fax:+1-416-978-7162 Updating history: http://chass.utoronto.ca/oldnew/cybertimes.php Elvis wouldn't be singing "Return to Sender" these days _______________________________________________________________________ _____________________________________________________________________ SOCNET is a service of INSNA, the professional association for social network researchers (http://www.insna.org). To unsubscribe, send an email message to [log in to unmask] containing the line UNSUBSCRIBE SOCNET in the body of the message.