The Hungarian composer Gyorgy Ligeti (1923-2006) was one of the most innovative and influential composers of the last 50 years. He was one of a number of Central and East European composers, including Witold Lutoslawski and Krzysztof Penderecki, who have created musical languages that combine elements of the modernism of the West with a more flexible attitude to compositional technique. Ligeti's Stylistic Crisis: Transformation in His Musical Style, 1974-1985 explores how Ligeti's compositional style completely transformed during and after the composition of his only opera Le Grand Macabre...