Charles Tilly

Charles Tilly was Joseph L. Buttenwieser Professor of Social Science at ColumbiaUniversity, and is the author of fifty earlier books. He recently coauthored, withSidney Tarrow, Contentious Politics (Paradigm 2006). Lesley J. Wood is Assistant Professor of Sociology at York University. Her workon globalization and social movements has been published as book chapters andin the journals Mobilization and the Journal o f World Systems Research. She iscurrently working on a monograph about diffusion and direct action tactics.