Graduate of Cornwall College, Jamaica, 1950. OAC Alumnus 1955-1961. Retired Scientist Emeritus, Agriculture Canada. Recognized worldwide as one of the foremost specialists in research into soil organic matter, greenhouse gases and nitrogen in soils and crops. An expert in agronomy of crop production on the North American Great Plains, especially the Canadian prairies. Recipient of numerous prestigious awards including Saskatchewan Agricultural Hall of Fame, Saskatchewan Order of Merit, Order of Canada and Queen’s Jubilee Medal.