He is an associate in the Department of Public Administration at the University of Kansas professor. In 1996 he won the Edward S. Corwin Award, and in 1998, the C. Herman Pritchett awarded by the American Political Science Association. He is also the author of Making Rights Real. Activists, Bureaucrats, and the Creation of the legalistic State. It is one of the most recognized in the field of socio-legal studies specialists.