When Olivier Messiaen (1908-1992) completed the vast opera Saint Fran ois d'Assise in 1983, he was mentally and physically exhausted, and believed that this monumental work would be his final compositional statement. In fact, he completed seven further works, and these form the focus of the present study. Christopher Dingle suggests that, following the crisis provoked by the opera, Messiaen's music underwent a discernible change in style. He examines...