“…Specifically, the Black population declined in some neighborhoods due to (a) the end of the Great Migration in 1970, (b) the movement of an expanded Black middle class into White neighborhoods (Logan & Stults, 2011;Massey, 2015), (c) the reverse migration of urban Blacks to the South (Frey, 2015(Frey, , 2004, (d) the gentrification of previously poor and Black neighborhoods, and (e) the entry of immigrant groups into neighborhoods reducing the isolation of Blacks (R. J. Smith et al, 2017). In the absence of these population shifts, it is fair to wonder whether segregation might well have intensified even more.…”