(b Springfield, Mo., 1945).
Amer. musicologist. Taught at Washington Univ., St Louis, 1974–81, King's Coll., London, 1981–95 (prof. from 1988). Specialist in Eng. dramatic mus. from Purcell to early 19th cent. Author of Henry Purcell and the London Stage (1984). Ed. of Purcell's Dido and Aeneas (1986). Prin., RAM 1995–2008. Hon. KBE 2005.