Joshua Jelly-Shapiro on the Revolution in Cartography

The September 2012 issue of Harper's Magazine has a very interesting article by Joshua Jelly-Shapiro titled "All Over The Map - A Revolution in Cartography." Jelly-Shapiro reviews two recent books, "Maphead" by Ken Jennings and "Infinite City" by Rebecca Solnit. He also discusses the David Rumsey Map Collection along with technological innovations that are revolutionizing cartography and our understanding of space and place.