Michael Hechter is Foundation Professor of Political Science at Arizona State University and Emeritus Professor of Sociology at the University of Washington. Author of Internal Colonialism: The Celtic Fringe in British National Development, Principles of Group Solidarity, and Containing Nationalism, he has edited five books and written numerous articles in academic journals. A Fellow of the American Academy of Arts and Sciences, his works have been translated into Chinese, Japanese, French, Italian, Polish, Spanish, Arabic, Romanian, Hungarian, and Georgian.