Michael O'Hanlon is a senior fellow in foreign policy studies at the Brookings Institution.

He is senior author of the Iraq Index, a compilation of economic, public opinion, and security data which tracks reconstruction and security in post-Saddam Hussein Iraq. He is also a visiting lecturer at Princeton University.

Previously, O'Hanlon served as a defense budget analyst, advising members of Congress on military spending. He was also a research assistant at the Institute for Defense Analyses and a Peace Corps volunteer in the Congo.

Last Updated: August 5, 2017