Alejandro Portes is a best-selling UC Press author, Howard Harrison and Gabrielle S. Beck Professor of Sociology (emeritus) at Princeton University, and Research Professor at the University of Miami. He is a former president of the American Sociological Association and a member of the National Academy of Sciences. Rosa Aparicio is Senior Researcher at the Ortega y Gasset University Institute of Madrid and the current chair of the Spanish National Board for Immigrant Integration. William Haller is Associate Professor of Sociology at Clemson University; he has published widely on immigration and second-generation adaptation in the United States.
