Complex sentence: He taught one academic quarter per year at the University of Chicago from 1985 to 1996, also at Harvard University, Stony Brook University, the University of Oxford and the Royal Northern College of Music.
Split into simpler sentences: He taught one academic quarter per year at the University of Chicago from 1985 to 1996. He also taught at Stony Brook University, the University of Oxford and the Royal Northern College of Music.