The Bush Administration (1989-1993) and the Development of a European Security Identity

Witsec: Inside the Federal Witness Protection Program

International Handbook on Informal Governance

Interventions: A Life in War and Peace

Brexit and Democracy: The Role of Parliaments in the UK and the European Union

The Butcher's Trail: How the Search for Balkan War Criminals Became the World's Most Successful Manhunt

After Lisbon: National Parliaments in the European Union

An Insider's Guide to the UN: Third Edition

Informal Governance in the European Union

2016 Building Better Governance: The Korean Case

The Maastricht Treaty: Second Thoughts after 20 Years

The Parliament of Man: The Past, Present and Future of the United Nations

The Mammoth Book of Conspiracies

The Diplomatic System of the European Union: Evolution, change and challenges

The Elgar Companion to the Hague Conference on Private International Law

The Social Construction of Europe

The Age of Unpeace: How Connectivity Causes Conflict

The Routledge Handbook of Parliamentary Administrations

Climate Change and the UN Security Council

The Politicisation of the European Commission’s Presidency: Spitzenkandidaten and Beyond