Bill Fontana (born in 1947) is an American composer and artist who developed an international reputation for his pioneering experiments in sound. Since the early 1970’s Fontana has used sound as a sculptural medium to interact with and transform our perceptions of visual and architectural spaces. He has realised sound sculptures and radio projects for museums and broadcast organizations around the world. His work has been exhibited at the Whitney Museum of American Art, the San Francisco Museum of Modern Art, the Museum Ludwig, Cologne, the Post Museum in Frankfurt, the Art History and Natural History Museums in Vienna, both Tate Modern and Tate Britain in London, the 48th Venice Biennale, the National Gallery of Victoria in Melbourne, the Art Gallery of NSE in Sydney and the new Kolumba Museum in Cologne. He has created major radio sound art projects for the BBC, the European Broadcast Union, the Australian Broadcasting Corporation, National Public Radio, West German Radio (WDR), Swedish Radio, Radio France and the Austrian State Radio.