Charles W. Schwartz, who died in 1991, was with the Missouri Department of Conservation for forty years serving as biologist, author, wildlife photographer, and wildlife artist. His illustrations for A Sand County Almanac are particularly well known. Elizabeth R. Schwartz, who since retirement lives in Coeur d'Alene, Idaho, was employed with the Department of Conservation for over thirty years as biologist, author, and assistant in wildlife photography. Together this husband-and-wife team has written or illustrated thirteen other books and many technical papers for scientific journals and popular articles for magazines. They have also produced some twenty-four motion pictures and numerous TV programs, which have received both national and international awards. The Schwartzes also have received recognition by the North American Wildlife Society for four of their technical publications and motion pictures.