Cecilia Bruzelius is Professor of Comparative Social Policy and Migration at the Institute of Political Science at the University of Tübingen. She received her doctorate from University of Oxford and has previously held posts at University of Tübingen and University of Copenhagen. Her research centres on the intersections of migration, mobility and socioeconomic policy, with a focus on the EU, free movement, EU citizenship and social rights. Martin Seeleib-Kaiser is Professor of Comparative Public Policy at the Eberhard Karls University Tübingen; he held previous appointments at the University of Oxford, Duke University, and Bremen University. He studied political science, American Studies, and Public Law at Ludwig Maximilians University Munich, from which he also received his PhD in 1992. He specializes in comparative welfare state research; in addition to having published 10 books, his many scholarly articles have appeared among others in American Sociological Review, Politics and Society, Journal of Common Market Studies, Journal of European Social Policy, Social Policy and Administration, and West European Politics. Dominic Afscharian is a political scientist based in Berlin, Germany. He works as a Project Manager at the think tank Zentrum für neue Sozialpolitik. He completed his PhD on European social policy at the University of Tübingen where he worked as a research officer from 2019 to 2024. Dominic holds degrees in political science and economics from Heidelberg University and has worked with think tanks, consultancies, and academic institutions. His work focuses on social policy and its intersections with other policy fields. Thore Menze holds a master's degree in history awarded by Berlin's Humboldt University. His research interests include nationalism and the nation state, administrative state capacity, and the history of modernity. Edward Mohr is a Migrant Integration Coordinator for the city of Aachen, Germany. He holds a PhD in Political Science from the University of Tübingen, an MSc in International Migration and Public Policy from the London School of Economics and Political Science, and a BA in Sociology from Tufts University. Edward previously worked as a Research Officer at the University of Tübingen as well as a Research Analyst at the Urban Institute in Washington, D.C. His work focuses on the integration of migrants into labor markets and systems of social assistance.