Richard A. WilliamsRichard Williams is a full professor and a former chairman of the Department of Sociology at the University of Notre Dame. He received his PhD from the University of Wisconsin in 1986. His teaching and research interests include methods and statistics, demography, and urban sociology. His work has appeared in the American Sociological Review, Social Forces, Social Problems, Demography, Sociological Methods and Research, The Stata Journal, Sociology of Education, Journal of Urban Affairs, Cityscape, Journal of Marriage and the Family, and Journal of Informetrics. Recent research by Williams has looked at issues involving the analysis of categorical data, for which he won the 2015 Stata Journal Editors’ Prize. Other work has focused on racial, economic, and institutional disparities in home mortgage lending in the United States; sociological analyses of bibliometric issues; fertility attitudes and behavioral consistency; interracial friendship in schools; and married couple decision-making. Read More Read Less