Mobile Web Africa 2010
Connections among the Twitter users who recently mentioned #MWA2010 when queried on October 6th, 2010 scaled by numbers of followers. Top between users are listed in the spreadsheet image that can be found here: www.flickr.com/photos/marc_smith/5057219226/.
The Mobile Web Africa 2010 conference was held in Johannesburg, South Africa on September 29 and 30, 2010
The top three most between people (@mtrends, @kiwanja, @andredebeer) each get retweeted by a large population of lightly interconnected people. These are people with relatively few followers (.5K to 5K) as compared to the "visiting dignitaries" like @witnessorg, @frogdesign, @doctorow, @kim, and @reveznexus -- who all have many followers (26K-270K), but relatively few in this graph.
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The book, Analyzing social media networks with NodeXL: Insights from a connected world, is available from Morgan Kaufmann and from Amazon.