1. James R. Zetka, Jr. is an associate professor of sociology at the University of Albany. He is author of Militancy, Market Dynamics, and Workplace Authority (SUNY Press, 1995) and Surgeons and the Scope (ILR Press, 2003). Professor Zetka's current research interests concern how and why actors introduce radical innovations—both new technologies and new cultural definitions—into occupational and professional divisions of labor.