sentences:  Reynolds co-founded the string quartet Ethel as an attempt to take a classical ensemble format into the technological age by collaborating with a series of avant-garde and experimental composers, musicians, and artists to expand the string quartet repertoire to include electronic and interactive works.Reynolds' playing has been critically acclaimed both in his career as a repertoire violinist and as an improviser.He has collaborated and recorded with a wide range of artists, most notably Anthony Braxton, John Cale, Steve Coleman, Yo-Yo Ma, and Todd Rundgren.