Max Planck Institute for the Study of Religious and Ethnic Diversity

Professor, Hanken School of Economics; University of Huddersfield, Örebro University

Professor of Geography, National University of Singapore

Distinguished Research Professor, U. of California, Davis

Distinguished Professor of Sociology, UCLA

University of California, Davis

Professor of Sociology

Yale University

Professor of Sociology, Erasmus Universiteit Rotterdam

Research Professor, Co-Director of PRIO Migration Centre, Peace Research Institute Oslo …