sentences:  His teachers included Lenore Anhalt, Elie Siegmeister, Olga Heifetz, the Guarneri Quartet, Elizabeth Korte, Earl Kim, Kyriena Siloti, Harry Levin, Nadia Boulanger, Jean-Jacques Painchaud, Leon Kirchner, David Del Tredici, James Yannatos, Karel Husa, William Austin, Robert Palmer, George Gibian, Tibor Kozma, Wolfgang Vacano, Donald Erb, and John Eaton.On July 31, 1978 he married Karen Shaw Campbell.They were divorced in November, 1986.