Dr. Rank is a professor of social welfare at Washington University in St. Louis. Dr. Rank is widely recognized as one of the foremost experts and speakers in the country on issues of poverty, inequality, and social justice. His research and teaching have focused on poverty, social welfare, economic inequality, and social policy. Dr. Rank has published numerous scholarly articles. His first book, Living on the Edge: The Realities of Welfare in America, explored the conditions of surviving on public assistance and achieved widespread critical acclaim. His 2004 book, One Nation, Underprivileged: Why American Poverty Affects Us All, provided a new understanding of poverty in America. His life-course research has demonstrated for the first time that a majority of Americans will experience poverty and will use a social safety net program at some point during their lives.