Charles TillyCharles Tilly is currently the Joseph L. Buttenwieser Professor of Social Science at Columbia University. He has also taught at the University of Delaware, Harvard University, the University of Toronto, the University of Michigan, and the New School or Social Research. He is a member of the National Academy of Sciences, the American Academy of Arts and Sciences, and a fellow and former member of both the Midwest Council and the American Association for the Advancement of Arts and Sciences. Charles Tilly is the author of many books, including three recently published by Cambridge University Press: Contention and Democracy in Europe, 1650–2000, Dynamics of Contention (with Doug McAdam and Sidney Tarrow) and The Politics of Collective Violence. Read More Read Less