Julie A. Marsh, Ph.D., is an Associate Professor of Education Policy at the University of Southern California’s Rossier School of Education, who specializes in research on K-12 policy. Her research blends perspectives in education, sociology, and political science. Her research focuses on the implementation and effects of accountability and instructional reform policies, including the roles of cen­tral office administrators, intermediary organizations, and community members in educational reform and the use of data to guide decision making.