E. A. J. Johnson was a professor of economic history at the School of Advanced International Studies of the Johns Hopkins University. He served as consultant to the Indian National Council of Applied Economic Research, consultant to the A.I.D. mission to India, deputy director of the U.S. aid mission to Yugoslavia, economic advisor to the Economic Cooperation Administration mission to Greece, director of the Korean ECA program, and Minister of Commerce, Civil Governor, and chief adviser, successively, for the interim government of Korea. During World War II he was chief, Economics Branch, Allied Land Forces, Norway, and deputy chief, Supply Control, U.S. forces in Germany. He taught at ten American universities and lectured at over a dozen foreign universities.