Collaborations with more than 100 artists and groups

PIANO: Lydia Artymiw, Emanuel Ax, Andrew Armstrong, Francisco Aybar, Elena Bashkirova, Fabio Bidini, Yefim Bronfman, Gabriel Chodos, Alan Chow, Michel D'Alberto, Monique Duphil, Ann Epperson, Claude Frank, Richard Goode, Stephen Hough, Lorin Hollander, Shirley Irek, Joseph Kalichstein, Lilian Kallir, Valery Kuleshev, Ann Kocielny, Ruth Laredo, Robert McDonald, Thomas Muraco, John Kimura Parker, Simone Pedroni, Murray Perahia, Menachem Pressler, Richard Raymond, André-Michel Schub, Ann Schein, Cynthia Siebert, Jeffrey Siegel, Mark Silverman, Joanne Polk, Brooks Smith, Nina Skolnick, Caroline Stoessinger, Francisco Torres, Lilya Zilberstein

VIOLA: Atar Arad, Earl Carlyss, Jon Carney, Victoria Chiang, Brain Dembow, Roberto Diaz, Nicki Divall, James Dunham, Larry Dutton, Guillermo Figueroa, John Graham, Kazuhide Isomura, Ida Kavafian, Masao Kawasaki, Linda Moss, Setsuko Nagata, Heiichiro Ohyama, Guillermo Perrich, Cynthia Phelps, Samuel Rhodes, Joel Smirnoff, Arnold Steinhardt, Walter Trampler, Michael Tree, Karen Tuttle, Pinchas Zukerman

CELLO: Claus Adam, Steve Erdody, Andres Diaz, David Finckel, William Grubb, Thomas Grossenbacher, Francois Guye, Sadao Harada, Matthew Herren, Ron Leonard, Julia Lichten, Timothy Eddy, Ralph Kirshbaum, Alain Meunier, Peter Rejto, Kenneth Slowik, David Soyer

BASS: Jon Deak, Edgar Meyer

CLARINET: J.C. Barker, Eric Ginzberg, Bil Jackson, Sharon Kam, Jon Manasse, Charles Neidich, Richard Stoltzman, Joaquin Valdepeñas

OBOE: Han de Vries, Heinz Holliger, Phillip West

FLUTE: Michel DeBost, James Galway, Aurèle Nicolet, Paula Robison, Renée Siebert

FRENCH HORN: John Cerminaro, Robin Graham, David Jolley, Robert Routch

VOICE: Phyllis Bryn-Julson, Maureen Forrester, Jennifer Foster, Beverley Morgan, Suzanne Mentzer, NY Vocal Arts Ensemble (Beegle), Kurt Ollman, Randall Scarlata, Ariana Wyatt

GUITAR: Nicholas Goluses, Sharon Isbin

OCTETS: Cleveland, Tokyo, Juilliard and Latino-Americano quartets

ORCHESTRAS: Aspen Chamber Orchestra (Mester), New York Chamber Orchestra (Schwartz), Oklahoma City, Peabody Conservatory, Walla Walla, 20th Century Consort (at Smithsonian), Philadelphia Orchestra (Macal, Philadelphia and Saratoga), Montreal (Dutoit)

BALLET: BodyVox, New York City Ballet (with dancers, several onstage performances of Bartók String Quartet No. 4)