Bachelor of Science in Physics with honours, King's College, London, 1954; Doctor of Philosophy in Geophysics, Imperial College, London, 1957; diploma in public health engineering, University of Minnesota, 1959.
Geophysicist, hydrologist, Geological Survey Guyana, 1957-1959; chief, Pure Water Supply, Guyana, 1960-1962; professor physics, U. Guyana, 1963-1978; dean natural science, deputy vice chancellor, U. Guyana, 1964-1978; research director, Caribbean Meteorological Institute, Christchurch, Barbados, 1978-1983; retired, 1983. Consultant hydrologist Aubrey Barker Associations, Guyana, 1963-1978.
Volunteer Queen Elizabeth Hospital Laboratory, Barbados, since 1987. Member parliament Guyana, 1973-1978.
Married Elizabeth Mariai Kerry, June 2, 1962. Children: Debra, Carol.