People in Springfield, Champaign, and Decatur are among the smartest in the nation.  That's according to a new study called "America's Brainiest Cities," where scientists tracked the cognitive performance of more than one-million people though on line games and tracking software.  

Individual scores were recorded in five key cognitive areas, including memory, processing speed, flexibility, attention, and problem solving.  The Springfield, Champaign, Decatur area comes in at number nine out of 169 metro areas across the nation.  Charlottesville, Virginia, came in at number one.  

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