Gerd-Rainer Horn has been Professor of History at Sciences Po, Paris, France, since 2013. He has previously taught at Western Oregon University, the University of Huddersfield, and the University of Warwick. His area of research expertise is the twentieth century history of transnational social movements in continental Western Europe. His other publications with Oxford University Press include The Spirit of Vatican II: Western European Left Catholicism in the Long Sixties, 1959-1980, Western European Liberation Theology, 1924-1959, The Spirit of '68: Rebellion in Western Europe and North America, 1956-1976, and the forthcoming The Moment of Liberation in Western Europe: Power Struggles and Rebellions, 1943-1948.