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  1. Bjørn Lomborg

    Bjørn Lomborg

    Writing for PS since 2005
    181 Commentaries

    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. 

  2. Mark Leonard

    Mark Leonard

    Writing for PS since 2004
    99 Commentaries

    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).

  3. Philippe Legrain

    Philippe Legrain

    Writing for PS since 2007
    37 Commentaries

    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).  

  4. Bernard-Henri Lévy

    Bernard-Henri Lévy

    Writing for PS since 2015
    36 Commentaries

    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

  5. Zaki Laïdi

    Zaki Laïdi

    Writing for PS since 2012
    32 Commentaries

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

  6. Justin Yifu Lin

    Justin Yifu Lin

    Writing for PS since 2009
    28 Commentaries

    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. 

  7. Keun Lee

    Keun Lee

    Writing for PS since 2021
    16 Commentaries

    Keun Lee, a former vice chair of the National Economic Advisory Council for the President of South Korea and a former president of the International Schumpeter Society, is Professor of Economics at Seoul National University, winner of the 2014 Schumpeter Prize, and the author of China’s Technological Leapfrogging and Economic Catch-up: A Schumpeterian Perspective (Oxford University Press, 2022).

  8. Nicholas Reed Langen

    Nicholas Reed Langen

    Writing for PS since 2019
    14 Commentaries

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

  9. Christine Lagarde

    Christine Lagarde

    Writing for PS since 2009
    14 Commentaries

    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.

  10. Susan Lund

    Susan Lund

    Writing for PS since 2013
    13 Commentaries

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

  11. Carlos Lopes

    Carlos Lopes

    Writing for PS since 2017
    13 Commentaries

    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.

  12. Noëlle Lenoir

    Noëlle Lenoir

    Writing for PS since 2002
    13 Commentaries

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

  13. F. Stephen Larrabee

    F. Stephen Larrabee

    Writing for PS since 2007
    11 Commentaries

    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.

  14. Jean-Pierre Lehmann

    Jean-Pierre Lehmann

    Writing for PS since 2001
    10 Commentaries

    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.

  15. Pascal Lamy

    Pascal Lamy

    Writing for PS since 2009
    9 Commentaries

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

  1. castaneda88_GERARDO MENOSCALAFP via Getty Images_latin america safety GERARDO MENOSCAL/AFP via Getty Images

    From Welfare State to Safe State in Latin America

    Jorge G. Castañeda & Carlos Ominami urge the region’s progressives to start treating security as an essential component of social protection.
  2. ocampo57_Celal GunesAnadolu Agency via Getty Images_imf Celal Gunes/Anadolu Agency via Getty Images

    The Urgency of Sovereign-Debt Restructuring

    José Antonio Ocampo highlights the need for a comprehensive mechanism to deliver relief to low- and middle-income countries.
  3. fischer215_Mostafa AlkharoufAnadolu via Getty Images_tel aviv iran attack Mostafa Alkharouf/Anadolu via Getty Images

    The Gaza War Goes Global

    Joschka Fischer

    The escalating war in the Middle East must be understood in a broader context. The fact that the Iranian regime felt emboldened to risk a direct strike on Israel attests to a changing world order in which Western power is increasingly open to challenge.

    considers the implications of Iran’s unprecedented decision to launch a direct strike on Israeli territory.
  4. nyirinkindi1_ISAAC KASAMANIAFP via Getty Images_women phone fintech ISAAC KASAMANI/AFP via Getty Images

    Gender-Neutral Fintech Isn’t Working for Women

    Emmanuel Nyirinkindi & Jessica Schnabel show that the industry is not fully delivering on its promise to accelerate financial inclusion.
  5. evans72_Alex WongGetty Images_palestine statehood Alex Wong/Getty Images

    The Urgency of Palestinian Statehood

    Gareth Evans explains why formal international recognition is crucial to ending the intolerable status quo.
  6. schiffrin10_Mark WilsonGetty Images_journalists Mark Wilson/Getty Images

    Quality Journalism Is More Important than Ever

    Anya Schiffrin, et al. explain how policymakers can support rigorous, objective reporting, just as they provide other public goods.
  7. wei60_MANJUNATH KIRANAFP via Getty Images_india population MANJUNATH KIRAN/AFP via Getty Images

    Is India’s Economy Overhyped?

    Shang-Jin Wei argues that the country’s rapid development, while undeniable, conceals deeper structural problems.
  8. krake1_Celal GunesAnadolu via Getty Images_spring meetings Celal Gunes/Anadolu via Getty Images

    Negotiating a Bigger, Better World Bank

    Michael Krake & Wempi Saputra explain how a new framework will nudge countries to invest in projects that deliver global public goods.
  9. redford1_Getty Images_earth conservation Getty Images

    The Ozone Layer’s Recovery Shows How to Protect the Planet

    Robert Redford & Xiye Bastida highlight the critical role of international cooperation in preserving the planet’s habitability.

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