1968, BA, History, Douglass College, Rutgers University; 1969, MA, American Civilization and 1972, PhD, American Civilization, University of Pennsylvania. 1980-81, Research Director, US Select Commission on Immigration and Refugee Policy; 1981-92, Director, Policy Research, Refugee Policy Group; 1992-97, Executive Director, US Commission on Immigration Reform; since 1998, Director, Institute for the Study of International Migration, Georgetown University; since 2006, current position. Co-Founder and Commissioner, Women's Refugee Commission. Member of the Board, Advocacy Project. Member: Member: Council on Foreign Relations; Academic Advisory Board, International Organization for Migration; US Comptroller-General's Advisory Board; International Council, Institute for Global Legal Studies, Washington University.