Current personal information; Acoustical Society of America membership, committees, activities (1954-1990); mentors: Wallace Waterfall, Leo Beranek, R. Bruce Lindsay; family background and early education; Imperial College London (1947-1952); influential teachers George Everington, R. W. B Stephens; National Research Council of Canada (1952-1990); consultant to the Royal Canadian Mounted Police Chief Firearms Examiner; publications; family, interests and hobbies.