She has performed in recital with Yehudi Menuhin at Carnegie Hall and has also collaborated with such artists as Rudolf Serkin; Alexander Schneider; Leon Fleisher; Chick Corea; and her husband, Glenn Dicterow.
Born into a family of musicians, she began studying the violin with her father, a member of the Philadelphia Orchestra, and later decided to pursue a career on the viola under the tutelage of Leonard Mogill.
American Record Guide cites Ms. Dreyfus as “a terrific player with impeccable technique and intonation, beautiful tone, and real musicianship.
Her playing is highly expressive and responsive to the many moods elicited by this varied program.” In 1995 Karen Dreyfus was invited to Poland to record the William Walton Viola Concerto with the Warsaw Philharmonic.
BBC Magazine said the Lyric Piano Quartet “marry the old-fashioned virtues of portamento and warm vibrato to a quicksilver intelligence.” With Chick Corea and Gary Burton