Laird W. BergadLaird W. Bergad is a Distinguished Professor of Latin American and Caribbean History at Lehman College, City University of New York and the Graduate Center of the City University of New York. He is the author of Slavery and the Demographic and Economc History of Minas Gerais, Brazil, 1720–1888 (1999) and co-author of Hispanics in the United States: A Demographic, Social, and Economic History 1980–2005 (2010). Read More Read Less