Series consists of files of both the Director-General, Operations Evaluation (DGO), and the Director, Operations Evaluation Department (OEDDR). The records document OEDDR and DGO interaction with: staff in other parts of the Bank; U.S. officials in the General Accounting Office, the U.S. Agency for International Development, and the Department of the Treasury who were interested in the evaluation function within the Bank; and officials in industrialized nations, NGOs, and international aid organizations who were responsible for, or interested in, monitoring and evaluation processes.