This book examines the changes in governance and policy-making before and after the Lisbon Treaty of the European Union at the level of EU institutions, and the interactions with member states.

This book was published as a special issue of West European Politics.

1. Introduction: Decision-Making in the European Union before and after the Lisbon Treaty 2. Decision-Making before and after Lisbon: The Impact of Changes in Decision-Making Rules 3. EU Decision-Making on Inter-Institutional Agreements: Defining (Common) Rules of Conduct for European Lobbyists and Public Servants 4. Delegated Powers and Inter-Institutional Relations in the EU after Lisbon: A Normative Assessment 5. Legislative Implications of the Lisbon Treaty: The (Potential) Role of Ideology 6. National Actors in the Post-Lisbon EU: Should We Expect a Change of National Strategies? 7. Double versus Triple Majorities: Will the New Voting Rules in the Council of the European Union Make a Difference? 8. The Elusive Goal of Continuity? Legislative Decision-Making and the Council Presidency before and after Lisbon 9. The Post-Lisbon European Council Presidency: An Interim Assessment 10. Pre- and Post-Lisbon: European Union Voting in the United Nations General Assembly 11. Issue Congruence across Legislative Terms: Examining the Democratic Party Mandate in the European Parliament

Madeleine Hosli is Professor of International Relations and Jean Monnet Chair (ad personam) at Leiden University, The Netherlands.

Amie Kreppel is a Jean Monnet Chair (ad personam) and the Director of the Jean Monnet Centre of Excellence at the University of Florida, Gainesville, FL, USA.

Bela Plechanovová is Associate Professor and Jean Monnet Chair in the Department of International Relations at Charles University in Prague, Czech Republic.

Amy Verdun is Professor of Political Science and Jean Monnet Chair (ad personam), in the Department of Political Science at the University of Victoria in British Columbia, Canada.