When Isaac Abraham, 38, was growing up in the Williamsburg section of Brooklyn, N.Y., it was populated mainly by ultra-Orthodox Hasidic Jews. But by the 1970s, Williamsburg had experienced a large influx of blacks and Hispanics. Abraham now lives in a subsidized housing project where 49% of the tenants are white and 51% black or Hispanic, and race relations are often strained.
"When we got in ((the housing project)), there was a struggle to survive. It was the late 1970s, and the vibrations from both groups was very hostile, very, very hostile. There was almost every day a major crime --...