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DR. JOE SCHWARCZ is director of McGill University's Office of Science and Society, where he teaches courses on nutrition and the applications of chemistry to everyday life. Among his many honours are the Royal Society of Canada's McNeil Award, and the American Chemistry Society's renowned Grady-Stack Award, of which he is the only non-American recipient. Schwarcz is the host of a weekly radio show on CFRB in Toronto and CJAD in Montreal, and writes a weekly column for the Montreal "Gazette."