Tim Forsyth is professor of international development at the London School of Economics and Political Science. He is the author of Critical Political Ecology: The Politics of Environmental Science (Routledge, 2003); coauthor of Forest Guardians, Forest Destroyers: The Politics of Environmental Knowledge in Northern Thailand (University of Washington Press, 2008); and coeditor of Moving Mountains: Ethnicity and Livelihoods in Highland China, Vietnam, and Laos (University of British Columbia Press, 2011).