Edited by Marie McAuliffe, Head, Migration Research and Publications Division and Editor of the World Migration Report, International Organization for Migration, Switzerland; Sir Roland Wilson Fellow, School of Demography, The Australian National University, Australia; and Senior Fellow, Global Migration Centre, Graduate Institute of International and Development Studies, Switzerland and Céline Bauloz, Senior Research Officer and Head, Research Unit, International Organization for Migration and Senior Fellow, Global Migration Centre, Graduate Institute of International and Development Studies, Switzerland