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  1. Kori Udovicki

    Kori Udovicki

    Writing for PS since 2011
    1 Commentary

    Kori Udovicki is Regional Director for Europe and the CIS at the United Nations Development Program.

  2. Richard Uku

    Writing for PS since 2008
    1 Commentary

    Richard Uku is a senior executive of the Africa Finance Corporation.

  3. Eskil Ullberg

    Eskil Ullberg

    Writing for PS since 2018
    1 Commentary

    Eskil Ullberg is a professor of economics at George Mason University and Director of the Trade in Ideas Program at the Institute for Management of Innovation and Technology.

  4. Woochong Um

    Woochong Um

    Writing for PS since 2024
    2 Commentaries

    Woochong Um is CEO of the Global Energy Alliance for People and Planet.

  5. Kairat Umarov

    Kairat Umarov

    Writing for PS since 2016
    1 Commentary

    Kairat Umarov is Kazakhstan’s Ambassador to the United States.

  6. Elo Umeh

    Elo Umeh

    Writing for PS since 2020
    1 Commentary

    Elo Umeh is CEO and co-founder of Terragon Group, a Nigeria-based data analytics and marketing tech company..

  7. Per Unckel

    Writing for PS since 2008
    1 Commentary

    Per Unckel is a former Swedish Minister of Education and Science.

  8. Anthony Underwood

    Anthony Underwood

    Writing for PS since 2019
    1 Commentary

    Anthony Underwood is an assistant professor of economics at Dickinson College.

  9. Sebastian Unger

    Sebastian Unger

    Writing for PS since 2020
    1 Commentary

    Sebastian Unger heads the Ocean Governance Working Group at the Institute for Advanced Sustainability Studies (IASS) in Potsdam. 

  10. Jon Ungphakorn

    Jon Ungphakorn

    Writing for PS since 2005
    1 Commentary

    Jon Ungphakorn is an elected member of the Thai Senate and committee member of the Asean Inter-Parliamentary Caucus on Democracy in Myanmar. He recently received the prestigious 2005 Ramon Magsaysay Award for Government Service for his work with communities affected by HIV/AIDS and for his work on human rights issues in Thailand.

  11. Barbara Unmüßig

    Barbara Unmüßig

    Writing for PS since 2013
    10 Commentaries

    Barbara Unmüßig is President of the Heinrich Böll Foundation.

  12. Simon Upton

    Simon Upton

    Writing for PS since 2016
    2 Commentaries

    Simon Upton is Environment Director at the OECD.

  13. Iñigo Urkullu

    Iñigo Urkullu

    Writing for PS since 2015
    1 Commentary

    Iñigo Urkullu is President of the Basque Country.

  14. Jutta Urpilainen

    Jutta Urpilainen

    Writing for PS since 2024
    1 Commentary

    Jutta Urpilainen is European Commissioner for International Partnerships.

  15. Zainab Usman

    Zainab Usman

    Writing for PS since 2022
    1 Commentary

    Zainab Usman is Director of the Africa Program at the Carnegie Endowment for International Peace.

  1. kallot1_pixdeluxeGetty Images_africaAI pixdeluxe/Getty Images

    The Global South Needs to Own Its AI Revolution

    Kate Kallot explains how these countries can advance a community-driven approach to the emerging technology.
  2. adebajo13_Alexis HuguetGettyImages_goma_m23_conflict Alexis Huguet/Getty Images

    Africa’s Year of Warlords and Meddlers

    Adekeye Adebajo foresees growing instability and more foreign interference on the continent in 2025.
  3. basu109_Matt CardyGetty Images_socialmedia Matt Cardy/Getty Images

    Playing at Democracy

    Kaushik Basu explains how a well-known children's game illustrates the logic of today's emerging oligarchies.
  4. gros195_StockbyteGettyImages_deregulation_red_tape Stockbyte/Getty Images

    The Revolt Against Regulation

    Daniel Gros explains why the new push for deregulation in the United States and the European Union may not help either.
  5. sherwin14_Andrew HarnikGetty Images_trump Andrew Harnik/Getty Images

    Donald Trump’s Misrule of Law

    Richard K. Sherwin

    By insisting on its own supremacy, the executive branch of the US government under President Donald Trump is effectively seeking to alter America’s constitutional framework of checks and balances among co-equal branches of government. Trump has no authority to execute this change, but that will not be enough to stop him.

    observes that the president's claim of supremacy over the courts amounts to tossing out the US Constitution.
  6. lachman1_Jemal CountessGetty Images for the Peter G. Peterson Foundation_USdebt Jemal Countess/Getty Images for the Peter G. Peterson Foundation

    Trump’s Looming Deficit Disaster

    Desmond Lachman explains why the US president’s trade tariffs and planned tax cuts are at odds with basic economic realities.
  7. mazzucato80_WPA PoolGettyImages_starmer_ai_speech WPA Pool/Getty Images

    Governing AI for the Public Interest

    Mariana Mazzucato & Tommaso Valletti

    While AI could deliver profound benefits for all of society, it is likely to do the opposite if governments remain passive bystanders. Policymakers must step in now to foster a decentralized innovation ecosystem that serves the public good, and they must wake up to all the ways that things can go wrong.

    explain why the UK government’s recently released AI “action plan” misses the mark.
  8. chellaney184_ Sergio FloresGetty Images_trumpmodi Sergio Flores/Getty Images

    Putting the Trump-Modi Bromance to the Test

    Brahma Chellaney hopes that the US and Indian leaders take concrete steps to reset and deepen the bilateral relationship.
  9. alemanno2_Thierry MonasseGettyImages_vdl_competitiveness_compass Thierry Monasse/Getty Images

    The Dark Side of EU Deregulation

    Alberto Alemanno warns that the bloc’s efforts to reduce bureaucratic red tape will do more harm than good.

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