Complex sentence: Sparks began working with teenagers in 1955, after attending the ((University of California at Los Angeles and Brigham Young University. music therapist at Utah State Mental Hospital and taught continuing education courses)) at BYU.
Split into simpler sentences: Sparks began working with teenagers in 1955, after attending the University of California at Los Angeles and Brigham Young University. She has worked as a music therapist at Utah State Mental Hospital and taught continuing education courses at BYU.