NIKOLAI BRANDAL is a PhD fellow at the Department of Archaeology, Conservation and History, University of Oslo, Norway. His doctoral research concerns political extremism in the 1960s and 70s. Alongside a scholarly interest in totalitarian movements, Brandal has published articles and book chapters on the Second World War and post-war Norwegian politics. ØIVIND BRATBERG is a Post-doctoral Researcher at the Department of Political Science, University of Oslo, Norway. His research interests range from British party politics and territorial reform via contemporary social democracy to the analysis of political ideas and discourse. DAG EINAR THORSEN received his PhD in Political Science from the University of Oslo, Norway in 2012, concluding a research project on the political philosophy of Karl Popper and Isaiah Berlin. He has published a number of articles and book chapters on political theory, ideology and the philosophy of science.