Immanuel Wallerstein is a sociologist and historian, widely known for his fundamental research and writing in the field of world-systems analysis, pioneering an understanding of the history and development of the modern world and its structures of knowledge, mechanisms, and futures. He is Senior Research Scholar in the Sociology Department of Yale University, New Haven, and, among many other positions, served as the head of the Fernand Braudel Center for the Study of Economies, Historical Systems, and Civilizations. Some of his many books include Race, Nation, Class (with Étienne Balibar, 1988, Eng. 1991), Utopistics: Or, Historical Choices of the Twenty-First Century (1998), The Modern World-System (four volumes, 1974, 1980, 1989, 2011), and Does Capitalism Have a Future? (with Craig Calhoun et al., 2013).