Hal Brands is the Henry A. Kissinger Distinguished Professor of Global Affairs at the Johns Hopkins University School of Advanced International Studies (SAIS) and a senior fellow at the American Enterprise Institute. He is a scholar of American Defence Policy and has authored several books including 'American Grand Strategy in the Age of Trump' (2018) and 'Making the Unipolar Moment: U.S. Foreign Policy and the Rise of the Post-Cold War Order' (2016). He served as Special Assistant to the Secretary of Defence for Strategic Planning from 2015 to 2016, and has been a Council on Foreign Relations International Affairs Fellow.