Tim Freytag is Professor of Human Geography at the Institute of Environmental Social Sciences and Geography, University of Freiburg, Germany. His research interests include urban studies, geographies of education, social and cultural geography, and tourism and mobility studies.

Douglas Lee Lauen is a Professor of Public Policy and Sociology at the University of North Carolina, United States. His research examines the effectiveness of educational policies, school types, and interventions on students and how these effects vary for traditionally underserved populations.

Susan Robertson is Professor of Sociology of Education in the Faculty of Education, University of Cambridge, United Kingdom. Her current research interests include education policy and multi-scalar governance, transformations of the state, and global and regional processes.