John Mark Deutch (born July 27, 1938) is an American chemist and civil servant. He was the United States Deputy Secretary of Defense from 1994 to 1995 and Director of Central Intelligence (DCI) from May 10, 1995 until December 15, 1996. He is presently an Institute Professor at the Massachusetts Institute of Technology and serves on the Board of Directors of Citigroup, Cummins, Raytheon, and Schlumberger Ltd. Deutch is also a member of the Trilateral Commission.
Deutch was born in Brussels, Belgium, to a Russian Jewish father, and became a US citizen in 1945. He graduated from the Sidwell Friends School in Washington, DC and earned a bachelor's degree in History and Economics from Amherst College. In 1961, he earned an B.S. degree in Chemical Engineering and, in 1966, he earned a PhD in Chemistry, both from MIT. He holds honorary degrees from Amherst College, University of Massachusetts at Lowell, and Northeastern University.
From 1977 to 1980, he served in several positions for the U.S. Department of Energy: as Director of Energy Research, Acting Assistant Secretary for Energy Technology, and Undersecretary of the Department. In 1978, Deutch published two physical-chemistry papers (in, Combustion and Flame, 1,223;31,215) on the mechanism of the Fuel/Air Explosive (FAE), a thermobaric weapon. He served as the provost of MIT from 1985 - 1990. As MIT Dean of Science and Provost, Deutch oversaw the disbanding of the Department of Applied Biological Sciences, including its toxicology faculty.