Kathleen J. McInnis currently serves as an International Security Analyst for the Congressional Research Service, writing on US defense policy and strategy issues. She is also a Nonresident Senior Fellow at the Atlantic Council. Prior to these positions, she was at Chatham House in London, working on NATO and transatlantic security matters. Between 2010 and 2012, she cofounded Caerus Associates, a strategic design consulting company. From 2006 to 2010, Ms. McInnis served in the Office of the Secretary of Defense (Policy), working NATO-Afghanistan matters and stability operations capability development. Before joining the Pentagon, she spent several years at the Center for Strategic and International Studies (CSIS), analyzing US nuclear weapons strategy, strategic capabilities, NATO, European security, and transatlantic relations. Prior to CSIS, she was a researcher in the United Kingdom (UK) House of Commons, working on NATO, the European Union, and US-UK political-military relations. She was awarded her MSc in international relations from the London School of Economics in 2002, and is currently working on her PhD in the Department of War Studies, King's College London. Her research focuses on coalition warfare.