M. J. WILLIAMS is Lecturer in International Relations at Royal Holloway University of London, UK, and Senior Associate Scholar at the Center for European Policy Analysis in Washington DC, USA. Previously, he was Head of the Transatlantic Security Programme at the Royal United Services Institute for Defence Studies in London, UK. He is the author of NATO, Security and Risk Management: From Kosovo to Kandahar and co-editor of the critically acclaimed Power in World Politics.