Sam Rosenberg is a Ph.D. candidate at the LBJ School of Public Affairs, serving as a Goodpaster Scholar through the Army’s Advanced Strategic Planning and Policy Program. His dissertation research focuses on US efforts to build partner militaries for large-scale combat. Sam is an active-duty Army officer, serving most recently with United States Northern Command on the commander’s initiatives group and within the strategy and policy directorate. He was commissioned in 2006 as an infantry officer and served in a variety of leadership positions in Iraq, Afghanistan, Germany, and Eastern Europe. In addition to his military duties, Sam is a member of the editorial team at the Irregular Warfare Initiative. He holds a bachelor’s degree in American politics from West Point and a master’s degree in security studies from Georgetown University, where he studied as a Downing Scholar.