Professor of environmental studies
Coexistence between people and wildlife worldwide, especially wolves, bears and big cats. Constitutional and public trust protections for the environment.
Professor, Forest and Wildlife Ecology
Expert in conservation and management of large mammals and mammal communities in the Great Lakes region (e.g., deer, wolves and black bears).
Expert on biodiversity conservation, land use and protected areas in tropics, protecting rain forests to slow climate change
Professor emeritus, forest and wildlife ecology, environmental studies
Expert on birds, wildlife, endangered species, wildlife conservation, biodiversity, conservation biology, ecology and Aldo Leopold