(b Buxton, 1945).
Eng. musicologist. Has held academic posts at Studio der frühen Musik, Munich, 1968–70, Univ. of Wisconsin‐Madison 1973–4, and Manchester Univ. from 1976. Wrote on many medieval subjects and on tempo and expression marks in The New Grove Dictionary of Music & Musicians (1980). Many articles on his special subjects. Writes mus. criticism. Author of Dufay (1982).