Here's a map of the human development of U.S. counties based on factors like income, education, literacy, and health (via (Map Scroll). There's been some concern about the utility of such combined indexes, still this map provides a powerful visualization America's enormous social, economic, and geographic divide.
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Richard Florida is a co-founder and editor at large of CityLab and a senior editor at The Atlantic. He is a university professor in the University of Toronto’s School of Cities and Rotman School of Management, and a distinguished fellow at New York University’s Schack Institute of Real Estate and visiting fellow at Florida International University.