the Bauhaus Archive (1987) in Berlin. In 1982 he also entered a competition for an addition to the Neue Nationalgalerie in Berlin, built to a design by Mies van der Rohe. Pavillon-Skulptur (1979–83), a large granite sculpture, was installed adjacent to the Bahnhofstrasse, Zürich in 1983. As is often the case with modern art in public places, the installation generated some controversy. Endlose Treppe (1991), a sculpture made of North American granite, was designed for the philosopher Ernst Bloch. In 1982 he was awarded the Sir Misha Black award and was added to the College of Medallists. Teaching In 1944, Bill became a professor at the Kunstgewerbeschule Zürich. In 1953, alongside Inge Aicher-Scholl and Otl Aicher, he founded the Ulm School of Design (German: Hochschule für Gestaltung – HfG Ulm) in Ulm, Germany, a design school initially created in the tradition of the Bauhaus and which later developed a new design education approach integrating art and science. The school was notable for its inclusion of semiotics as a field of study. The school closed in 1968. Faculty and students included Tomás Maldonado, Otl Aicher, Josef Albers, Johannes Itten, John Lottes, Walter Zeischegg, and Peter Seitz. Bill was a professor at the Hochschule für bildende Künste Hamburg and chair of Environmental Design from 1967 to 1974. In 1973 he became an associate member of the Royal Flemish Academy of Science, Literature and Fine Art in Brussels. In 1976 he became a member of the Berlin Academy of Arts. In addition to his teaching, Bill wrote and lectured extensively on art, architecture and design, appearing at symposiums and design conferences around the world. In particular, he wrote books about Le Corbusier, Kandinsky, Ludwig Mies van der Rohe, and artistic theory. Exhibitions Bill executed many public sculptures in Europe and exhibited extensively in galleries and museums, including a retrospective at the Kunsthaus Zürich in 1968–69. He had his first exhibition in the United States at the Staempfli Gallery in New York City in 1963 and was the subject of retrospectives at the Albright-Knox Art Gallery in Buffalo and the Los Angeles County Museum of Art in 1974. He participated in documentas I (1955), II (1959), and III (1964). In 1993, he received the Praemium Imperiale for sculpture, awarded by the Emperor of Japan. Bill is credited with having been "the spark that lighted the fuse of Brazil's artistic revolution" and the country's "movement