From the mid-1950s through the 1960s, Hungarian composer Gy�rgy Ligeti went through a remarkable period of stylistic transition, from the emulation of his fellow countryman B�la Bart�k to his own individual style at the forefront of the Western-European avant-garde. Through careful study of the sketches and drafts, as well as analysis of the finished scores, Metamorphosis in Music takes a detailed look at this compositional evolution...