One-third of all African Americans in the United States live...

One-third of all African Americans in the United States live under conditions of intense racial segregation. They are unambiguously among the nation's most spatially isolated and geographically secluded people, suffering extreme segregation across multiple dimensions simultaneously. Black Americans in these metropolitan areas live within large, contiguous settlements of densely inhabited neighborhoods that are packed tightly around the urban core. In plain terms, they live in ghettos.