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  1. Chang Ka Mun

    Chang Ka Mun

    Writing for PS since 2016
    1 Commentary

    Chang Ka Mun is managing director of the Fung Business Intelligence Centre of the Li & Fung group of companies.

  2. Sigrid Kaag

    Sigrid Kaag

    1 Commentary

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

  3. Malado Kaba

    Malado Kaba

    Writing for PS since 2022
    2 Commentaries

    Malado Kaba, Director of the Gender, Women, and Civil Society Department at the African Development Bank and Managing Director of Falémé Conseil, served as the first female minister of economy and finance of the Republic of Guinea.

  4. Omar Kabbaj

    Writing for PS since 2004
    1 Commentary

    Omar Kabbaj is President of the African Development Bank, Tunis.

  5. Donald P. Kaberuka

    Donald P. Kaberuka

    Writing for PS since 2011
    10 Commentaries

    Donald P. Kaberuka, a former president of the African Development Bank, is Board Chair of the Global Fund to Fight AIDS, Tuberculosis, and Malaria.

  6. Paul Kagame

    Paul Kagame

    Writing for PS since 2012
    4 Commentaries

    Paul Kagame is President of Rwanda.

  7. Guy Kahane

    Guy Kahane

    Writing for PS since 2011
    1 Commentary

    Guy Kahane is Deputy Director of the Uehiro Centre for Practical Ethics, Faculty of Philosophy, University of Oxford.

  8. David Kaiser

    Writing for PS since 2012
    1 Commentary

    David Kaiser is Professor of the History of Science at the Massachusetts Institute of Technology. His latest book is How the Hippies Saved Physics: Science, Counterculture, and the Quantum Revival.

  9. Karl Kaiser

    Karl Kaiser

    Writing for PS since 2013
    1 Commentary

    Karl Kaiser is a former director of the German Council on Foreign Relations, an adjunct professor at Harvard’s John F. Kennedy School, and Director of the Program on Transatlantic Relations at the Weatherhead Center for International Affairs.

  10. Wu’er Kaixi

    Wu’er Kaixi

    Writing for PS since 2019
    1 Commentary

    Wu’er Kaixi, a member of the Reporters Without Borders (RSF) Emeritus Board, was a leader of the Tiananmen Square protest in 1989.

  11. Sophia Kalantzakos

    Sophia Kalantzakos

    Writing for PS since 2020
    1 Commentary

    Sophia Kalantzakos is Professor of Environmental Studies and Public Policy at New York University/NYU Abu Dhabi, a fellow at the Research Institute for the History of Science and Technology at Caltech and The Huntington, and a former Fung Global Fellow at Princeton University. She is the author of China and the Geopolitics of Rare Earths

  12. Rashad Kaldany

    Writing for PS since 2012
    1 Commentary

  13. Mary Kaldor

    Mary Kaldor

    Writing for PS since 2012
    1 Commentary

    Mary Kaldor is Professor of Global Governance at the London School of Economics.

  14. Şebnem   Kalemli-Özcan

    Şebnem Kalemli-Özcan

    Writing for PS since 2013
    5 Commentaries

    Şebnem Kalemli-Özcan, a former senior policy adviser at the International Monetary Fund, is Professor of Economics at the University of Maryland, College Park. 

  1. frieda16_claffraGetty Images_dollardecline claffra/Getty Images

    Dollar Relief in 2023

    Gene Frieda explains why declining inflation will bring the world's primary reserve back down to earth this year.
  2. oneill116_Christopher FurlongGetty Images_real estate manchester Christopher Furlong/Getty Images

    Could These Two Trends Save Britain?

    Jim O'Neill sees a pair of economic developments that could deliver a welcome surprise – if policymakers pay attention.
  3. cliffe8_Liu JieXinhua via Getty Images_fed Liu Jie/Xinhua via Getty Images

    The Fed’s Climate Complacency

    Mark Cliffe warns that the US central bank’s approach to climate risk falls woefully short of what is needed.
  4. sinn108_KENZO TRIBOUILLARDAFP via Getty Images_PauloGentiloni Kenzo Tribouillard/AFP via Getty Images

    Europe at Debt’s Door

    Hans-Werner Sinn warns that the European Commission's borrowing plans endanger the EU's stability and the single currency.
  5. aslund73_ MIKHAIL KLIMENTYEVAFP via Getty Images_putin potanin MIKHAIL KLIMENTYEVAFP via Getty Images

    Stealing Russia

    Anders Åslund shows how the war is redistributing massive wealth and resources to President Vladimir Putin and his cronies.
  6. GettyImages-148081044

    Sergei Guriev on Putin, populism, Chinese repression, and more

    Sergei Guriev assesses the strength of the Russian president’s grip on power, predicts that Xi Jinping’s embrace of personalist rule will lead to policy missteps, urges the West to pursue a strategy of “adversarial engagement” toward modern dictators, and more.
  7. pongsudhirak15_David MmrSOPA ImagesLightRocket via Getty Images_myanmar coup David Mmr/SOPA Images/LightRocket via Getty Images

    Tipping the Scales in Myanmar’s Civil War

    Thitinan Pongsudhirak argues that, like Ukraine’s defenders, the country’s armed opposition deserves international support.
  8. egeland2_OLYMPIA DE MAISMONTAFP via Getty Images_refugeeschool Olympia de Maismont/AFP via Getty Images

    Educating the World’s Children of Conflict

    Jan Egeland highlights three key principles for ensuring the safety and well-being of traumatized boys and girls.
  9. acemoglu56_NICOLAS MAETERLINCKBELGA MAGAFP via Getty Images_chatgpt NICOLAS MAETERLINCK/BELGA MAG/AFP via Getty Images

    What’s Wrong with ChatGPT?

    Daron Acemoglu & Simon Johnson

    Artificial intelligence is being designed and deployed by corporate America in ways that will disempower and displace workers and degrade the consumer experience, ultimately disappointing most investors. Yet economic history shows that it does not have to be this way.

    worry that the technology will be deployed to replace, rather than empower, humans.

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