Ryan M. McKeon worked for six years as a military legislative assistant and senior legislative assistant on Capitol Hill, serving as chief adviser on defense, intelligence and foreign policy issues for Reps. Gabrielle Giffords (D-AZ), Carol Shea-Porter (D-NH) and G. K. Butterfield (D-NC). He now works as an analyst for ANSER, a nonprofit defense think tank headquartered in Shirlington, Va.