BAMO AYI is a Nuosu from Liangshan, born in Zhaojue. She received her B. A. in political science and her Ph. D. in minority languages and literatures, both from Central Nationalities Institute (now University). She is Associate Professor of Comparative Religion, as well as Director of the Division of International Exchanges at Central Nationalities University. She has done field research on the bimo and their role in Nuosu society, on women and development in Liangshan, and on Protestant Christianity and the social gospel in Seattle. She is author of Yizu zuling xinyang yanjiu (Researches into the Ancestral Spirit Beliefs of the Yi) and coauthor of Yizu wenhua shi (The History of Yi Culture).
DAVID BRADLEY is an Australian linguist who has been working on Yi Group languages for nearly thirty years. He is the author of Proto-Loloish (Curzon Press, 1979), which also appeared in Chinese, as Yiyuzhi yuanliu (Sichuan Nationalities Press, 1993), and of the Lonely Planet Burmese Phrasebook and Lonely Planet Hill Tribes Phrasebook, among numerous other works. Bradley is one of the editors for a variety of language atlas projects, including the Language Atlas of China (Chinese Academy of Social Sciences and Longmans, 1987). His main interest is sociohistorical linguistics of the Yi Group and related languages.
ERIC S. DIEHL is a graduate of the Department of East Asian Studies at Dickinson College. He is currently a Henry M. Jackson China Studies Fellow in the Department of Anthropology at the University of Washington. His research interests include medical anthropology, rural health care in China, and marginalized identities.