BYF3853470: Portrait of Steven Mackey, 1991 (photo) / Bridgeman Images

BYF3868505: Robert Wilson after rehearsal of Monsters of Grace, Los Angeles, 1998 (photo) / Bridgeman Images

BYF3868525: Brian Ferneyhough, 1988 (photo) / Bridgeman Images

BYF3868527: Brian Ferneyhough, 1988 (photo) / Bridgeman Images

BYF3868611: Joanna MacGregor, 1999 (photo) / Bridgeman Images

BYF3870688: Arvo Pärt, 1990 (photo) / Bridgeman Images

BYF3869691: Eotvos Peter, 1999 (photo) / Bridgeman Images

BYF3869712: John Adams, Los Angeles, 1999 (photo) / Bridgeman Images

BYF3869731: John Adams, Los Angeles, 1999 (photo) / Bridgeman Images

BYF3868266: Pierre Boulez, 1990 (photo) / Bridgeman Images

BYF3860905: John Adams, 1999 (photo) / Bridgeman Images

BYF3861076: John Woolrich, Dartington, UK, 1998 (photo) / Bridgeman Images

BYF3861092: Alfred Garyevich Schnittke, 1990 (photo) / Bridgeman Images

BYF3861117: Holt Simon, 1999 (photo) / Bridgeman Images

BYF3861075: George Benjamin at David Hockney's Hollywood Hills Studio, 1998 (photo) / Bridgeman Images

BYF3861077: John Woolrich, Dartington, UK, 1998 (photo) / Bridgeman Images

BYF3861089: Mellers Wilfrid (Howard) (photo) / Bridgeman Images

BYF3861112: Detlev Bramert, 1999 (photo) / Bridgeman Images

BYF3861134: Portrait of Marc-André Dalbavie, 1997 (photo) / Bridgeman Images

BYF3875618: Milton Babbitt, 1999 (photo) / Bridgeman Images

BYF3876165: George Crumb during Los Angeles Philharmonic. New Music Group concert, 2000 (photo) / Bridgeman Images

BYF3876174: Wolfgang Rihm on his, 1997 (photo) / Bridgeman Images

BYF3876181: George Crumb during Los Angeles Philharmonic. New Music Group concert, 2000 (photo) / Bridgeman Images

BYF3874962: Boulez Pierre conducting, 1999 (photo) / Bridgeman Images

BYF3886468: Elliott Carter, 1994 (photo) / Bridgeman Images

BYF3888480: Birtwistle Harrison, 1997 (photo) / Bridgeman Images

BYF3888483: Lou Harrison (photo) / Bridgeman Images

BYF3851260: Bussotti Sylvano, 1991 (photo) / Bridgeman Images

BYF3848447: Philip Glass rehearsing, 1977 (photo) / Bridgeman Images

BYF3848478: Harry Partch, 1972 (photo) / Bridgeman Images

BYF3848480: Lou Harrison playing, 1977 (photo) / Bridgeman Images

BYF3848664: Betty Freeman with Harrison Birtwistle, 1997 (photo) / Bridgeman Images

BYF3848680: Harry Partch, San Diego, 1972 (photo) / Bridgeman Images

BYF3848718: Paul Lansky, Princeton, New Jersey, USA, 1991 (photo) / Bridgeman Images

BYF3848755: Terry Riley, 1993 (photo) / Bridgeman Images

BYF3849175: Valery Gergiev rehearsing, 1996 (photo) / Bridgeman Images