Margaret Lock is Professor of Anthropology at McGill University and author of the award-winning "Encounters with Aging: Mythologies of Menopause in Japan and North America" (1993) and "East Asian Medicine in Urban Japan: Varieties of Medical Experience"(1980), both from California. Among the books she has coedited are "Remaking a World" (2001), "Social Suffering" (1997), and "Knowledge, Power, and Practice"(1993), all from California. In December 2003, she was awarded the Robert B. Textor and Family Prize for Excellence in Anticipatory Anthropology, of the American Anthropology Association.