Wolfram Kaiser is Professor of European Studies at the University of Portsmouth, UK, and Visiting Professor at the College of Europe, Belgium. He has published widely on European integration, Christian democracy and the history of globalisation. His books include (with S. Krankenhagen and K. Poehls) Exhibiting Europe in Museums: Transnational Networks, Collections, Narratives and Representations (2014), (ed. with J.-H. Meyer) Societal Actors in European Integration: Polity-building and Policy-making 1958-92, (ed. with A. Varsori) European Union History: Themes and Debates (Palgrave Macmillan, 2010); Christian Democracy and the Origins of European Union (2007). Johan Schot is Director of the Science Policy Research Unit and Professor in History of Technology at Sussex University, UK. In 2009 he was elected to the Royal Netherlands Academy of Arts and Sciences (KNAW) for his interdisciplinary work. He has published widely in several fields, including Dutch and European history, innovation studies, and sustainable development. His books include (with John Grin, Jan Rotmans) Transitions Towards Sustainable Development: New Directions in the Study of Long Term Transformative Change (2010), and (ed. with Harry Lintsen and Arie Rip), Technology and the Making of the Netherlands: The Age of Contested Modernization, (2010).