George Lewis is Professor of American Music at Columbia University, New York, a fellow of the American Academy of Arts and Sciences, Cambridge, MA, and a fellow of the American Academy of Arts and Letters, New York. He has been a member of the Association for the Advancement of Creative Musicians (AACM), Chicago, since 1971. Lewis’s work as composer, electronic performer, installation artist, and trombonist is documented on more than 150 recordings and has been presented by the BBC Scottish Symphony Orchestra, Glasgow; Ensemble Dal Niente, Chicago; and International Contemporary Ensemble, New York and Chicago, among others. His book, A Power Stronger Than Itself: The AACM and American Experimental Music (2008), received the American Book Award and the American Musicological Society’s Music in American Culture Award.