- Formerly on Policy Planning Staff, U.S. Department of State
- Formerly Senior Professional Staff Member, Senate Foreign Relations Committee
- Adjunct Professor of National Security Studies, Georgetown University School of Foreign Service
- International Affairs Fellow, Council on Foreign Relations
- Deputy Director and Senior Foreign and Defense Policy Analyst, House Republican Policy Committee
- Research Associate, American Enterprise Institute
- Staff Member, Bureau of Inter-American Affairs
Dr. Lagon is presently on leave from IWP while in government service.
