An Introduction to the Policy Theories, Concepts, and Models of Public Policy Making 5th Edition by Thomas A. Birkland Now in a thoroughly revised Fifth Edition, An Introduction to the Policy Process provides students at all levels with an accessible, readable, and affordable introduction to the field of public policy. In keeping with prior editions, author Tom Birkland conveys the best current thinking on the policy process in a clear, conversational style. Designed to address new developments in both policy theory and policy making, the Fifth Edition includes examinations