Manhattan and parts of Brooklyn are blue, showing most residents have a graduate education, in a dot map showing the distribution of adults by educational attainment. A bachelor’s degree is green, “some college” is yellow, high school is orange, less than high school is red. “Neighborhoods in which a person grows up affect his or her future earnings, longevity, and educational outcomes—all of which are, of course, interconnected,” notes City Lab. Kyle Walker, a geography prof