William J. Wilson

Sociologist and foremost authority on urban poverty William Julius Wilson. He was with the University of Chicago for 24 years before becoming the Malcolm Wiener Professor of Social Policy at Harvard. His new book is "When Work Disappears: The World of the New Urban Poor" (Knopf). He looks at how joblessness has affected inner city neighborhoods. He says that the consequences of high joblessness in the inner city are more devastating than those of high neighborhood poverty.

William Julius Wilson, professor of sociology at the university of Chicago. He's written several books on urban poverty and the underclass.