Charles Tilly is currently Joseph L. Buttenwieser Professor of Social Science, Columbia University. Tilly has authored, co-authored, edited, or co-edited 50 published books and monographs. He has also published between 600 and 700 scholarly articles, reviews, review-essays, comments, chapters in edited collections, and prefaces not counting reprints, translations, and working papers. His most recently published books are Contention and Democracy in Europe, 1650 2000 (2004), Social Movements, 1768 2004 (2004), Economic and Political Contention in Comparative Perspective (co-authored and co-edited with Maria Kousis, 2005), Trust and Rule (2005), Why? (2006), Oxford Handbook of Contextual Political Analysis (co-authored and co-edited with Robert Goodin, 2006), Contentious Politics (co-authored with Sidney Tarrow, 2006), and Democracy (2007). He is a member of the National Academy of Sciences, the American Academy of Arts and Sciences, the American Philosophical Society, and the Ordre des Palmes Academiques. He has received numerous international prizes and honorary degrees.