(b Springfield, Ill., 1956).
Amer. soprano. Studied with Christine Armistead, Washington Univ., St Louis. Worked as teacher while singing in ch. at Opera Theatre of St Louis. Won NY Met auditions 1989. Opera début St Louis 1990 (Ellen Orford). CG 1994 (Figaro Countess), NY Met 2002 (Ariadne). Acclaimed singer of Isolde (London 2000 concert, S. Francisco 2006 stage). Other roles incl. Donna Anna, Beethoven's Leonora, Britten's Gloriana, Strauss's Helena, Chrysothemis, and Dyer's Wife. Wide concert and recital repertory.