

In 1997, he moved to Yale University to become the Lovett Professor of Military and Naval History. He served as president of the Society for Historians of American Foreign Relations in 1992. He has also held visiting positions at Princeton University and the University of Helsinki. In the 1992–93 academic year, he was the Harmsworth Visiting professor of American History at Oxford. In the 1975–77 academic years, Gaddis was a visiting professor of Strategy at the Naval War College. At Ohio, he founded and directed the Contemporary History Institute, and was named a distinguished professor in 1983. Gaddis then taught briefly at Indiana University Southeast, before joining The Ohio University in 1969. He attended the University of Texas at Austin, receiving his BA in 1963, MA in 1965, and PhD in 1968, the latter under the direction of Robert Divine. Gaddis was born in Cotulla, Texas, in 1941.
