Keith Waters is Associate Professor of Music Theory and Composition at the University of Colorado at Boulder, and author of Jazz: The First Hundred Years, co-authored with Henry Martin (Schirmer, 2001; Second edition 2006); Essential Jazz: The First Hundred Years, co-authored with Henry Martin (Schirmer, 2005; Second edition 2008); and, Rhythmic and Contrapuntal Structures in the Music of Arthur Honegger (Ashgate, 2002).