Joan La Barbara is an American vocalist and composer known for her pioneering work in extended vocal techniques and experimental music. Born on April 24, 1947, in Los Angeles, California, she has made significant contributions to the genres of avant-garde, contemporary classical, and experimental music. Notable works include her collaborations with influential composers such as John Cage, Morton Feldman, and Steve Reich. La Barbara gained recognition for her solo performances and recordings, particularly her album "Voice is the Original Instrument" (1982), which showcases her innovative vocal techniques and improvisational style. Her work often explores the boundaries of the human voice, incorporating elements of sound poetry and non-verbal communication. La Barbara's impact on music is evident in her role as a vocal innovator and educator, inspiring a new generation of musicians to explore the possibilities of the voice as an instrument. She has also contributed to film and theater, further expanding her artistic reach. Through her unique approach to vocal expression, Joan La Barbara has established herself as a significant figure in the landscape of contemporary music, influencing both performers and composers alike.