Antonio Trinidad-Requena is Professor of Sociology and Dean in the Faculty of Political Sciences and Sociology at the University of Granada, Spain.Rosa M. Soriano-Miras is Professor of Sociology at the University of Granada, Spain.Marlene Solís is Professor of Social Studies at El Colegio de la Frontera Norte, Mexico. Kathryn Kopinak is Professor Emerita at King’s University College at the University of Western Ontario, Canada, and Senior Fellow at the Center for Comparative Immigration Studies at the University of California, San Diego, USA.