ethnobiologist, retired from the University of Washington, Seattle, faculty as of 2010; birder

books include: Tzeltal Folk Zoology: The Classification of Discontinuities in Nature (Academic Press, 1977); Resource Managers: North American and Australian Hunter-Gatherers (co-edited with Nancy M. Williams, AAAS, 1982); Nch'i-Wana "The Big River": Mid-Columbia Indians and Their Land (University of Washington Press, 1990); A Zapotec Natural History: Trees, Herbs and Flowers, Birds, Beasts, and Bugs in the Life of San Juan Gbee (University of Arizona Press, 2008).