Sarah Turner is professor of geography at McGill University. She is the author of Indonesia's Small Entrepreneurs: Trading on the Margins (Routledge, 2003) and Frontier Livelihoods: Hmong in the Sino-Vietnamese Borderlands (University of Washington Press, 2015); and editor of Red Stamps and Gold Stars: Fieldwork Dilemmas in Upland Socialist Asia (University of British Columbia Press, 2013).