Our Contributors

Bjørn Lomborg, a visiting professor at the Copenhagen Business School, is Director of the Copenhagen Consensus Center. His books include The Skeptical Environmentalist, Cool It, How to Spend $75 Billion to Make the World a Better Place, The Nobel Laureates' Guide to the Smartest Targets for the World, and, most recently, Prioritizing Development. In 2004, he was named one of Time magazine's 100 most influential people for his research on the smartest ways to help the world. 

Mark Leonard, Director of the European Council on Foreign Relations, is the author of The Age of Unpeace: How Connectivity Causes Conflict (Bantam Press, 2021).

Philippe Legrain, a former economic adviser to the president of the European Commission, is Visiting Senior Fellow at the London School of Economics’ European Institute and the author of Them and Us: How Immigrants and Locals Can Thrive Together (Oneworld, 2020).  

Bernard-Henri Lévy is one of the founders of the “Nouveaux Philosophes” (New Philosophers) movement. His books include Left in Dark Times: A Stand Against the New Barbarism, American Vertigo: Traveling America in the Footsteps of Tocqueville, and most recently, The Empire and the Five Kings. 

Zaki Laïdi, a professor at Sciences Po, is Senior Adviser to the High Representative of the European Union for Foreign Affairs and Security Policy.

Justin Yifu Lin, a former World Bank chief economist, is Dean of the Institute of New Structural Economics and Dean of the Institute of South-South Cooperation and Development at Peking University. 

Keun Lee, a former vice chair of the National Economic Advisory Council for the President of South Korea, is Distinguished Professor of Economics at Seoul National University, a fellow at CIFAR, an editor at Research Policy, and the author, most recently, of Innovation-Development Detours for Latecomers: Managing Global-Local Interfaces in the De-Globalization Era (Cambridge University Press, 2024).

Nicholas Reed Langen, a 2021 re:constitution fellow, edits the LSE Public Policy Review and writes on the British constitution for The Justice Gap.

Christine Lagarde, former Managing Director of the International Monetary Fund, is President of the European Central Bank. She previously served as France’s finance minister from 2007-2011.

Susan Lund is a partner at McKinsey & Company and a leader at the McKinsey Global Institute.

Carlos Lopes, a professor at the Nelson Mandela School of Public Governance at the University of Cape Town, is a member of the World Resources Institute’s Board and Chair of the African Climate Foundation Board.

Noëlle Lenoir, a former French minister for Europe, is an honorary justice of the French Constitutional Court.

F. Stephen Larrabee holds the Distinguished Chair in European Security at the Rand Corporation, and served on the National Security Council staff in the Carter Administration.

Jean-Pierre Lehmann is Emeritus Professor of International Political Economy at IMD, Switzerland, Founder of The Evian Group, and Visiting Professor at Hong Kong University and NIIT University in Neemrana Rajasthan.

Pascal Lamy, President of the Paris Peace Forum, is a former director-general of the World Trade Organization and EU trade commissioner.