Bachelor, Master of Arts in Natural Sciences and Chemical Engineering, Cambridge (England) University, 1956. Doctor of Philosophy, Cambridge (England) University, 1959.
Nato postdoctoral fellow University Delaware, 1959-1960. Lecturer chemical engineering Imperial College, University London, 1961-1966. Senior lecturer systems engineering University Lancaster, England, 1966-1970.
Professor chemical engineering Swiss Federal Institute of Technology, Technisch-Chemisches Labor, Zurich, since 1971.
Married Anne Crossland, April 13, 1963. Children: Sarah Jane, Jonathan David, Thomas Mark.