Robert A. Rosenstone is Professor Emeritus of History at the California Institute of Technology. His award-winning biography of John Reed, Romantic Revolutionary (1975), was used as the basis of the multiple Academy Award winner Reds, one of several films on which he served as historical consultant. His other publications include Visions of the Past (1995), Crusade of the Left (1969), Mirror in the Shrine (1988), and Adventures of a Postmodern Historian (2016). He is editor of Revisioning History (1995) and Experiments in Rethinking History (2004), and a Founding Editor of the journal Rethinking History. Rosenstone has lectured widely in the USA, Latin America, Europe, and East Asia, and has served as a visiting faculty member in the University of Barcelona, Kyushu University in Japan, Tolima University in Colombia, the European University Institute in Florence, Italy, and Aristotle University in Thessaloniki, Greece.