Margaret Thornhill, clarinet, is an artist/teacher of clarinet in Los Angeles who has performed as a clarinet soloist in the United States and Europe. Margaret was for ten years founder/director and clarinetist with the Matrix Chamber Ensemble, a Los Angeles-based 20th century group which won numerous local, state and national grants and awards, was selected for the touring roster of the California Arts Council, and performed for Community Concerts. She collaborates as a chamber musician with Los Angeles Philharmonic, recording studio and LA Opera principals, and is a member of "Category V", a woodwind quintet with oboist David Kossoff, bassoonist John Campbell, hornist Nathan Campbell, and flutist Julie Long. She frequently performs as a duo with pianist Twyla Meyer. A native of California, Margaret holds degrees from the University of California and Stanford University, where she earned a DMA in performance practice. A former member of the faculty of UCSC and Stanford University, Margaret was for five years professor of instrumental music at Occidental College, and is Adjunct Professor of Clarinet at Concordia University, Irvine. She coaches chamber music for CMNC (SF Bay Area) and the Chamber Music Society of Santa Barbara, and in the past for the San Diego Chamber Music Workshop and the Cabrillo Summer Academy. In 2006, she founded the the Claremont Clarinet Festival, where she is the master teacher in a summer workshop for advanced adult players in residence at Pomona College the first week of June. She conducts clarinet masterclasses throughout California, and teaches private clarinet lessons to advanced students in her Los Angeles studio.