Among the many governmental and nongovernmental agencies that he has advised, Diamond served as a consultant to the U.S. Agency for International Development from 2002 to 2003.

From 1986-88 he served as Senior Advisor to the Administrator of Agency for International Development.

McCall later served in the United States Agency for International Development.

He served in the U.S. Agency for International Development, 1961 to 1964, and was appointed consultant for International Cooperation Administration from 1964 to 1965.

He later served as the first Inspector General for the United States Agency for International Development.

Then, in the Johnson Administration, he served as director of the information service of the Agency for International Development.

Previously he served in Washington as an official of the Agency for International Development and the Overseas Private Investment Corporation.

She later served as an adminstrator for the United States Agency for International Development.

Mr. McPherson was confirmed as the Treasury's No. 2 official in August 1987 after serving as the head of the Agency for International Development.

Along the way, he also served in the Agency for International Development in the Kennedy Administration.