David Scott FitzGerald is Theodore E. Gildred Chair in US-Mexican Relations, Professor of Sociology, and Co-Director of the Center for Comparative Immigration Studies at the University of California San Diego. His research analyzes policies regulating migration and asylum in countries of origin, transit, and destination. FitzGerald's books include Culling the Masses: The Democratic Origins of Racist Immigration Policy in the Americas, which won the American Sociological Association's Distinguished Scholarly Book Award, and A Nation of Emigrants: How Mexico Manages its Migration.