In December 1995, Members of the Development Assistance Committee (DAC) Working Party on Aid Evaluation initiated a review of the their experience with the application of the DAC “Principles for Evaluation of Development Assistance”, which were endorsed by the DAC High Level Meeting in December 1991. The scope of the review was to: “generate information that would provide a clear picture of recent evolution in policies and organisational structures, and major challenges facing the evaluation functions of DAC Members and Observers”. The objectives were to: 1998. • examine the implementation and use of the Principles by DAC Members and Observers; • assess the impact, usefulness and relevance of the Principles in light of the evolution of the evaluation function; • make recommendations on changes, where needed, to the Principles and to agencies.