Dr. Hopper is Professor of History at California Polytechnic State University. His book, Slaves of One Master: Globalization and Slavery in Arabia in the Age of Empire (Yale University Press, 2015), was a finalist for the 2016 Frederick Douglass Book Prize. He was a postdoctoral fellow at the Gilder Lehrman Center at Yale University, a Member at the Institute for Advanced Study, Princeton, the Smuts Visiting Research Fellow in Commonwealth Studies at the University of Cambridge, a British Academy Visiting Fellow at King’s College London, and the Ali Mazrui Senior Fellow at the Africa Institute in Sharjah. He has received fellowships from Fulbright (IIE), the Social Science Research Council and Fulbright-Hays, and his writing has been published in Annales, Itinerario, History in Africa, and the Journal of African Development.