Visualization of names and words used by Presidential candidates

The New York Times has a really interesting Circos/Clusterball style visualization of the names used by US presidential candidates to refer to opponents in the debates preceding the Iowa caucuses. (Link)

cool nyt clusterball infoviz graphic of debate names

A graph of common words used by candidates in the debates is available as well:

Link (via information aesthetics & visualmethods.blogspot.com)

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