Sigfried Giedion (1888-1968) and Carola Giedion-Welcker (1893-1979) were among the most influential scholars of art and architectural history during the early twentieth century. Of particular impact was their role in connecting leading protagonists of modernism in architecture, art, and literature, such as Alvar Aalto, Hans Arp, Constantin Brancusi, Marcel Breuer, Max Ernst, Walter Gropius, Barbara Hepworth, Le Corbusier, L szl Moholy-Nagy, Piet...