A lesson in mapping population data

From fredblog.stlouisfed.org

First, a little lesson on the Fed. The Federal Reserve System is a centenary institution that sets the nation’s monetary policy supervises and regulates banking institutions maintains the stability of the financial system and provides financial services to depository institutions, the U.S. government, and foreign official institutions. The Fed blends both centralized and decentralized decisionmaking, with the Board of Governors in Washington, D.C., and 12 independent Federal Reserve Banks across the nation to ensure the system works on a daily basis. Our first FRED map (above) shows the resident population in each ... (full story)