Alexander C T Geppert Alexander C.T. Geppert is Emmy Noether Research Group Director at Freie Universität Berlin. He has held various long-term fellowships in Berkeley, Paris, London, Vienna, Essen and at Harvard University. His publications include numerous artices, five edited volumes as well as Fleeting Cities: Imperial Expositions in Fin-de-siècle Europe (2010), and Imagining Outer Space: European Astroculture in the Twentieth Century (editor, 2010). Read More Read Less