By Bob Rudis (@hrbrmstr)
Wed 27 August 2014 | tags: cartography, maps, mapping, heatmap, cartogram, r, rstats, -- (permalink)

UPDATE The statebins package is now available on CRAN

I became enamored (OK, obsessed) with a recent visualization by the WaPo team which @ryanpitts tweeted and dubbed statebins: