SANTA FE, New Mexico, Sept. 24 [Category: Political] -- Santa Fe Institute posted the following news release: * * * Mapping infrastructure deficits across sub-Saharan Africa * SFI External Professor Luis Bettencourt and co-author Nicholas Marchio, both researchers at the University of Chicago, use the first complete dataset of more than 415 million buildings across 50 countries in sub-Saharan Africa to create an unprecedented approach to urban development, down to each street block. Publi  more