Associate Fellow, Defense-Industrial Initiatives Group (DIIG)Jesse Ellman is an associate fellow with the Defense-Industrial Initiatives Group (DIIG) at CSIS. He specializes in U.S. defense acquisition policy, with a particular focus on services and research-and-development contracting trends at the Department of Defense and Department of Homeland Security; U.S. defense industrial base policy; and recent U.S. Army modernization efforts. Mr. Ellman holds a B.A. in political science from Stony Brook University and an M.A. with honors in security studies, with a concentration in military operations, from Georgetown University.