USC Price School of Public Policy

William Leach


Assistant Professor (Nonresident Teaching)

Phone: (310) 270-8202

Curriculum Vitae

Ph.D. in Environmental Policy

University of California, Davis


Collaborative governance, economics, planning, social policy, environmental policy

Biographical sketch

Bill Leach teaches in the Price School’s online master’s program in Public Administration. He is recognized internationally as an authority on collaborative approaches to policymaking and implementation. His studies of collaborative environmental management have been cited over 1,000 times, and appear in the top journals in public administration, political science, and planning. Dr. Leach has directed over $1 million of research sponsored by the National Science Foundation, U.S. EPA, and private philanthropies, and has provided scientific and policy advice to federal and state agencies such as the U.S. Government Accountability Office, National Research Council, and the California Children & Families Commission. Prior to joining USC, he served as Research Director for the Center for Collaborative Policy at California State University, Sacramento, and Assistant Professor in the Department of Public Policy and Administration.

Courses taught

PPD 500 – Intersectoral Leadership
PPD 501ab – Economics for Policy, Planning and Development
PPD 542 – Policy and Program Evaluation
PPD 546 – Professional Practice of Public Administration
PPD 628 – Urban Planning and Social Policy