Bachelor of Science, Victoria University, 1966. Bachelor of Science with honors, Victoria University, 1967. Doctor of Philosophy, Victoria University, 1975.
Scientist Geophysics Division, Department of Scientific and Industrial Research, Wellington, New Zealand, 1973—1992. Senior scientist Geological & Nuclear Sciences, since 1992. Visiting professor Aso Volcanological Laboratory Kyoto University, Japan, 1996—2002.
Member of Royal Society New Zealand.
Married Margaret Ann Fisher, February 13, 1971. Children: Miriam Louise, Katherine Fiona.