KATHRYN J. EDIN is one of the nation's leading poverty researchers, recognized for using both quantitative research and direct, in-depth observation to illuminate key mysteries about people living in poverty: "In a field of poverty experts who rarely meet the poor, Edin usefully defies convention" (New York Times). Her books include Promises I Can't Keep: Why Poor Women Put Motherhood Before Marriage and Doing the Best I Can: Fatherhood in the Inner City. Edin is the Bloomberg Distinguished Professor of Sociology and Public Health at Johns Hopkins University.