Andrew Lakoff is associate professor in the Department of Sociology and the Program in Science Studies, University of California, San Diego. His book Pharmaceutical Reason: Knowledge and Value in Global Psychiatryexamines epistemological debates on the source of mental disorders. His current work focuses on the development of techniques of preparedness among security experts in the United States.Stephen J. Collier is assistant professor in the Graduate Program in International Affairs at the New School. He is coeditor of Global Assemblages: Technology, Politics, and Ethics as Anthropological Problemsand is completing a book on urbanism, social modernity, and neoliberal reform in contemporary Russia entitled Post-Soviet Social: "Neoliberalism" after the Washington Consensus. Currently he is engaged in research on new approaches to risk mapping and systems vulnerability.