M. William Karlins was born in New York City on 25 February 1932; died 11 May 2005, Northbrook, Illinois. He earned his B.M. and M.M. from the Manhattan School of Music, and went on to earn a Ph.D. from the University of Iowa in 1965. Among his principal teachers were Frederick Piket, Stefan Wolpe, and Vittorio Giannini. He was the Harry N. and Ruth F. Wyatt Professor of Music Theory and Composition Emeritus at Northwestern University, where he had been on the faculty since 1967. Included among the many outstanding ensembles throughout the world that have performed Karlins’ music are the Chicago, Dallas, Albany, Grant Park, Nuremberg and Orquestra Sinfônica de Goiânia, Brazil symphony orchestras; Fine Arts, Lydian, Vermeer, Gaudeamus, Somogyi, Boston Composers and Pacifica string quartets; Quintet of the the Americas, Chicago Wind Quintet, Camerata Woodwind Quintet, as well as numerous saxophone quartets, contemporary music organizations and prominent soloists. His saxophone music, which he often combines with other individual instruments and ensembles, is widely performed in the United States and abroad. Karlins’ music is recorded on Centaur, Hungaroton, Opus One, ACA Digital Audio, Music from Northwestern, Arizona University Recordings, Equilibrium, Soundwind, RIAX & Arktos CDS. His music is published by Carl Fischer, C.F. Peters, Southern Music Co., Media Press, Seesaw Music Corp., Tritone/Presser, Garlic Press and the Needham Publishing Co., in the U.S.A., as well as Leduc (Paris) and Apoll-Edition (Vienna).