Tobias Becker is a historian and curator based in Berlin. His publications include Inszenierte Moderne: Populäres Theater in Berlin und London, 1880–1930 (2014), Popular Musical Theatre in London and Berlin, 1890–1939, ed. with Len Platt and David Linton (2014) and Yesterday: A New History of Nostalgia (forthcoming).Len Platt is Professor Emeritus of Modern Literatures at Goldsmiths, University of London. His previous publications include Writing London and the Thames Estuary 1576–2016 (2017), James Joyce: Texts and Contexts (2012), Joyce, Race and Finnegans Wake (2007) and Musical Comedy on the West End Stage, 1890–1939 (2004).