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  1. Sigrid Kaag

    Sigrid Kaag

    1 Commentary

    Sigrid Kaag is Minister for Foreign Trade and Development Cooperation for the Netherlands.

  2. Adeeba Kamarulzaman

    Adeeba Kamarulzaman

    1 Commentary

    Adeeba Kamarulzaman, Dean of the Faculty of Medicine and Professor of Medicine and Infectious Diseases at the University of Malaya, is President of the International AIDS Society.

  3. Gergely Karácsony

    Gergely Karácsony

    1 Commentary

    Gergely Karácsony is Mayor of Budapest and a candidate for prime minister of Hungary.

  4. Robert Kelchen is a professor at Seton Hall University and studies higher education finance, accountability, and financial aid.

  5. Stephanie Kelton is a professor of economics and public policy at Stony Brook University. She is a leading expert on Modern Monetary Theory and a former Chief Economist on the US Senate Budget Committee (Democratic staff).

  6. John Kerry is the United States Special Presidential Envoy for Climate.

  7. Sadiq Khan is Mayor of London.

  8. Samir Khan is Senior Manager of Research and Policy Communications at The MasterCard Foundation.

  9. Myoung-hee Kim

    Myoung-hee Kim

    1 Commentary

    Myoung-hee Kim, an epidemiologist and former research fellow at the Harvard T.H. Chan School of Public Health, is Director of the Center for Health Equity Research at the People’s Health Institute in South Korea.

  10. Marcelo G. Kohen is Professor of International Law at The Graduate Institute of International and Development Studies in Geneva.

  11. Eila Kreivi is Head of Capital Markets at the European Investment Bank.

  12. Sergei Karaganov

    Sergei Karaganov

    Writing for PS since 1995
    23 Commentaries

    Sergei Karaganov is Dean of the School of International Economics and Foreign Affairs at the National Research University Higher School of Economics in Moscow, and Honorary Chairman of Russia’s Council on Foreign and Defense Policy.

  13. Anatole Kaletsky

    Anatole Kaletsky

    Writing for PS since 1995
    75 Commentaries

    Anatole Kaletsky is Chief Economist and Co-Chairman of Gavekal Dragonomics. A former columnist at the Times of London, the International New York Times and the Financial Times, he is the author of Capitalism 4.0: The Birth of a New Economy in the Aftermath of Crisis, which anticipated many of the post-crisis transformations of the global economy. His 1985 book, Costs of Default, became an influential primer for Latin American and Asian governments negotiating debt defaults and restructurings with banks and the IMF.

  1. op_mahbubani1_ FENG LIAFPGettyImages_us china tech war FENG LI/AFP/GettyImages
    Subscriber Exclusive

    The Lose-Lose Tech War

    Kishore Mahbubani & Tony Chan

    Because the advancement of human knowledge should not be politicized, science and technology offer the best prospects for renewed cooperation between China and the United States. But both sides first need to lower the temperature.

    worry that politics is getting in the way of the cooperation needed to advance science and tackle global problems.
    4
  2. soldier training John Moore/Getty Images
    Subscriber Exclusive

    What’s the Endgame in Ukraine?

    Nearly three months after Russia launched its invasion, Western countries appear more committed than ever to Ukraine’s defense, and, in some quarters, to Russia’s defeat. We asked PS commentators what outcome the West, Russia, and Ukrainians themselves can realistically expect.

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