Makerere University, Uganda, 1946-1948, Diploma Education. Durham University, United Kingdom, 1950-1954. Cornell University, United States, 1957-1961, Master of Science, Doctor of Philosophy, Phytopathology.
Spoken languages: Dholuo, Swahili, Luhya, Luganda, English, French.
Chief, Environment Unit, Economic Commission for Africa, United Nations since 1970. Professor, Nairobi University, 1961-1970. Fulbright Scholar, Cornell University, 1957-1961.
Education Officer, 1954-1957. Government Scholar, Durham University, United Kingdom, 1950-1954. School Master, Kisii School, Kenya, 1949-1950.
East African Academy. British Mycological Society. East African Natural History Society.
