Redrawing Country Regions Using Phone Calls

An interesting proposal in the BBC that the social connections evidenced by phone calls could be used to redraw the map of the UK.  " ... Regional boundaries are useful for governments, said Carlo Ratti, of the Massachusetts Institute of Technology, who led the work. "But they don't say anything about how people in those regions interact." His team used records of more than 12 billion anonymised landline telephone calls, to model who Britons frequently spoke to.... "