Stefan Berger is Professor of Social History and Director of the Institute of Social Movements and the House for the History of the Ruhr at the Ruhr University Bochum, Germany. He is the author of Germany: Inventing the Nation (Bloomsbury, 2004) and the editor, along with Kevin Passmore and Heiko Feldner, of Writing History: Theory and Practice (Bloomsbury, 2nd Ed., 2010).

Eric Storm is Senior Lecturer in European History at Leiden University, The Netherlands. He is the author of The Culture of Regionalism: Art, Architecture and International Exhibitions in France, Germany and Spain, 1890-1939 (2010). He is also the co-editor, along with Xosé M. Núñez Seixas, of Regionalism and Modern Europe (Bloomsbury, 2018).