About Kathlyn Stewart Kathlyn M. Stewart is a research scientist at the Canadian Museum of Nature, Ottawa. Books by Kathlyn Stewart Palaeoecology and Palaeoenvironments of Late Cenozoic Mammals Tributes to the Career of C.S. (Rufus) Churcher by (author) Kathlyn Stewart & Kevin Seymour Paleoecology and Paleoenvironments by (author) Kathlyn Stewart & Kevin Seymour