1797-1828 1860-1911 1862-1918 1906-1983 1931- 1938- 1953- 1962- 20thcentury 21stcentury 21thcentury analysis appreciation arvo beecroft chen claude criticismandinterpretationceuleers criticismandinterpretationdebussy elisabeth franz gubaidulina gustav history historyandcriticism joan kaija larsen libby lutyens mahler mamlok michael music musicalanalysis norma pärt saariaho schubert sofia torke ursula videogamemusic willem yi