Bachelor, Cambridge (England) University, 1973; Master of Arts, Cambridge (England) University, 1975; Doctor of Philosophy, Cambridge (England) University, 1981.
Administrator, Peggy Guggenheim Collection, Venice, Italy, 1979-1986;
deputy director, Peggy Guggenheim Collection, Venice, Italy, since 1986. Secretary-treasurer International Torcello Committee, 1979-1983. Venice secretary Venice in Peril Fund, England, 1974-1983, member Executive Committee, since 1979.
Lecturer U. Maryland. Overseas Division, 1974-1981. Overseas lecturer archaeology University of Virginia, 1978-1997.
Adjunct district professor of University Virginia, since 1998.
Member Circolo Dell'Unione, Ateneo Veneto, Garrick Club.
Married Jane Ann Turner, November 25, 1972. 1 child, Augustus James George.