Bachelor of Science in Mathematics with honors, Kings College, London, 1960; Doctor of Philosophy, U. College, London, 1966.
Lecturer in statistics, U. College, 1962-1968; reader in mathematics statistics, Durham (England) University, 1969-1974; professor statistics, U. Wales, Swansea, since 1974.
Fellow Royal Statistical Society (member county 1976-1978), Institute Statisticians. Member International Statistical Institute, Biometric Society (member county 1986-1989), British APL Association, Association for Computing Machinery (affliate).
Married Pauline Barbara Weedon, August 10, 1963. Children: Malcolm Alistair, Christine Louise.