Professor economics DePaul University, 1947. United States foreign economics assistance administrator, London, Paris, Rome, Washington and Monrovia, 1948-1959. Director Agency for International Development Mission to Nigeria, 1959-1964, to Seoul, Korea, 1964-1967.
Director program evaluation Agency for International Development, Washington, 1968-1969, assistant administrator, 1969-1974. Director President Ford’s Food and Nutrition Study, National Academy Sciences, 1975-1977, director studies for United States Government proposing initiatives to mobilize United States Science and Technology for Development, 1977-1979.