Education
Born in Merigomish, Pictou County, Nova Scotia, Craigie studied at Harvard University, the University of Minnesota, and the University of Manitoba.
Born in Merigomish, Pictou County, Nova Scotia, Craigie studied at Harvard University, the University of Minnesota, and the University of Manitoba.
He is known for his "research and development of rust resistant cereals which have been of vital significance to Canada as a cereal producing nation". In 1930, he received a Doctor of Philosophy from the University of Manitoba. In 1926, he published "Discovery of the Function of the Pycnia of the Rust Fungi".
From 1928 to 1945, he was in charge of the plant pathology section of the laboratory
From 1945 to 1952, he was the Dominion Botanist for the Department of Agriculture.
Royal Society]
He was a founding member of the Dominion Rust Research Laboratory in Winnipeg, Manitoba in 1925. He was a charter member of the Canadian Phytopathological Society.