Jefferson P. Marquis

Senior Political Scientist
Santa Monica Office


Ph.D. in U.S. diplomatic and military history, Ohio State University; M.A. in international security affairs, Columbia University; B.A. in history, University of California, Berkeley


Jefferson P. Marquis is a senior political scientist and former manager of the International and Security Policy Group at the RAND Corporation. Marquis has written on a wide-range of defense policy issues for the U.S. Army, Air Force and Office of the Secretary of Defense.

In recent years, he has led studies related to the planning and assessment of Department of Defense security cooperation and security force assistance initiatives in Afghanistan, Africa, and Latin America, as well as defense support to humanitarian and disaster relief operations in the U.S. and abroad. He has also led projects on improving the management of private and public sector personnel programs related to diversity and high risk behaviors.  His publications include: Developing an Assessment, Monitoring, and Evaluation Framework for U.S. Department of Defense Security Cooperation, Assessing the Ability of the Afghan Ministry of Interior Affairs to Support the Afghan Police, Applying the Lessons of Hurricane Katrina, and Managing Diversity in Corporate America: An Exploratory Analysis.

Marquis has a Ph.D. in U.S. diplomatic and military history from Ohio State University and an M.A. in international security affairs from Columbia University.