P. W. Singer is an American political scientist, an international relations scholar and a preeminent specialist on 21st century warfare. He is currently a Strategist at the New American Foundation and is a former Senior Fellow at the Brookings Institution, where he was Director of the Center for 21st Century Security and Intelligence. In addition, he serves on the Advisory Board at IDS International, providing the company with guidance on strategy and operations, particularly with its Cyber Division.