(b Wauneta, Kansas, 1923).
Amer. musicologist. Taught at Univ. of S. Calif. 1959–64; prof. of mus. Dartmouth Coll. 1964–7, Kentucky Univ. 1967–8, Pennsylvania Univ. from 1968. Specialist in Eng. baroque mus., especially Purcell. Has pubd. analytical catalogue of Purcell's mus. (London 1963), Henry Purcell, His Life and Times (London 1967), and other works.