Andrew Gray is emeritus professor of public sector management, University of Durham and deputy editor of Public Money and Management. Bill Jenkins is professor of public policy and management at The University of Kent and deputy editor of Public Administration, Frans Leeuw is chief review officer, the Netherlands' Inspectorate for Education and professor of sociology at Utrecht University. John Mayne is a principal with the Office of the Auditor General of Canada.

• 1: Collaborative Government and Evaluation: The Implications of a New Policy Instrument; 2: Networks and Partnering Arrangements: New Challenges for Evaluation and Auditing; 3: Quangos, Evaluation, and Accountability in Collaborative Government; 4: The Politics of Evaluating Government Collaboration with the Third Sector; 5: Collaborating for Public Service Quality: The Implications for Evaluation; 6: Collaboration by Contract and Pooling Resources: The Implications for Evaluation; 7: Results-Based Governance: Collaborating for Outcomes; 8: Auditing and Evaluating Collaborative Government: The Role of Supreme Audit Institutions; 9: Evaluation, Accountability, and Collaboration; 10: Evaluation and Collaborative Government: Lessons and Challenges

Andrew Gray is emeritus professor of public sector management, University of Durham and deputy editor of Public Money and Management. Bill Jenkins is professor of public policy and management at The University of Kent and deputy editor of Public Administration, Frans Leeuw is chief review officer, the Netherlands' Inspectorate for Education and professor of sociology at Utrecht University. John Mayne is a principal with the Office of the Auditor General of Canada.

• 1: Collaborative Government and Evaluation: The Implications of a New Policy Instrument; 2: Networks and Partnering Arrangements: New Challenges for Evaluation and Auditing; 3: Quangos, Evaluation, and Accountability in Collaborative Government; 4: The Politics of Evaluating Government Collaboration with the Third Sector; 5: Collaborating for Public Service Quality: The Implications for Evaluation; 6: Collaboration by Contract and Pooling Resources: The Implications for Evaluation; 7: Results-Based Governance: Collaborating for Outcomes; 8: Auditing and Evaluating Collaborative Government: The Role of Supreme Audit Institutions; 9: Evaluation, Accountability, and Collaboration; 10: Evaluation and Collaborative Government: Lessons and Challenges