William Julius Wilson is the Lewis P. and Linda L. Geyser University Professor at Harvard University. He is also the author of "Power, Racism, and Privilege; The Declining Significance of Race; The Truly Disadvantaged;" and "The Bridge over the Racial Divide," He lives in Cambridge, Massachusetts. Richard P. Taub is the Paul Klapper Professor of Social Sciences and Public Policy at the University of Chicago, where he is also professor of sociology and human development. His previous books include "Community Capitalism" and "Paths of Neighborhood Change,"