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5842 Contributors, 80 Regular Contributors

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  1. Barbara Unmüßig

    Barbara Unmüßig

    Writing for PS since 2013
    10 Commentaries

    Barbara Unmüßig is President of the Heinrich Böll Foundation.

  2. Oleg Ustenko

    Oleg Ustenko

    Writing for PS since 2022
    7 Commentaries

    Oleg Ustenko was an economic adviser to Ukrainian President Volodymyr Zelensky from May 2019 until March 2024.

  3. Nadeem ul Haque

    Nadeem ul Haque

    Writing for PS since 2017
    3 Commentaries

    Nadeem ul Haque is a former deputy chairman of the Planning Commission of Pakistan and a former senior resident representative of the IMF in Egypt and Sri Lanka.

  4. Simon Upton

    Simon Upton

    Writing for PS since 2016
    2 Commentaries

    Simon Upton is Environment Director at the OECD.

  5. Woochong Um

    Woochong Um

    Writing for PS since 2024
    2 Commentaries

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

  6. Vygaudas Ušackas

    Vygaudas Ušackas

    Writing for PS since 2021
    1 Commentary

    Vygaudas Ušackas is a former foreign minister of Lithuania.

  7. Marilou Uy

    Marilou Uy

    Writing for PS since 2024
    1 Commentary

    Marilou Uy, former director of the Secretariat of the Intergovernmental Group of Twenty-Four on International Monetary Affairs and Development (G24), is a non-resident senior fellow at the Boston University Global Development Policy Center.

  8. Pat Utomi

    Pat Utomi

    Writing for PS since 2020
    1 Commentary

    Pat Utomi, Chair of the African Union’s Pan-African Private Sector Trade and Investment Committee (PAFTRAC), heads the Centre for Values in Leadership at the Lagos Business School.

  9. Mohammed Usrof

    Mohammed Usrof

    Writing for PS since 2024
    1 Commentary

    Mohammed Usrof is Founder of the Palestinian Institute for Climate Strategy.

  10. 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.

  11. Jutta Urpilainen

    Jutta Urpilainen

    Writing for PS since 2024
    1 Commentary

    Jutta Urpilainen is European Commissioner for International Partnerships.

  12. Iñigo Urkullu

    Iñigo Urkullu

    Writing for PS since 2015
    1 Commentary

    Iñigo Urkullu is President of the Basque Country.

  13. 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.

  14. 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. 

  15. Anthony Underwood

    Anthony Underwood

    Writing for PS since 2019
    1 Commentary

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

  1. hamada69_The Washington PostGettyImages_trump_speech The Washington Post/Getty Images

    Countering Trump’s Politics of Fear

    Koichi Hamada calls for a new set of policies that responds to, rather than dismisses, US voters’ legitimate fears.
  2. galen5_Andrew HarnikGetty Images_trumpcongress Andrew Harnik/Getty Images

    Where Are the Democrats?

    Reed Galen lambasts the party for sitting by and watching America implode, in the misguided hope of winning the midterms.
  3. moyo34_Spencer PlattGetty Images_NYSE Spencer Platt/Getty Images

    Signs of a US Recession

    Dambisa Moyo catalogues several indicators suggesting that the world's largest economy is headed for a slump.
  4. goldberg32_Spencer PlattGetty Images_USshipping Spencer Platt/Getty Images

    Trump’s Trade War

    Less than two months into his second presidency, Donald Trump has imposed sweeping tariffs on America’s three largest trading partners, with much more to come. This strategy not only lacks any credible theoretical foundations; it is putting the US on a path toward irrevocable economic and geopolitical decline.

  5. ruf1_MANAURE QUINTEROAFP via Getty Images_data center Manaure Quintero/AFP via Getty Images

    Why Frugal AI Alone Won’t Fix AI’s Energy Problem

    Boris Ruf explains why shifting the responsibility for reducing AI’s carbon footprint to end users is counterproductive.
  6. GettyImages-2176801438 TANG CHHIN SOTHY/AFP via Getty Images

    The Global South’s Path to Economic Resilience

    Anwar Ibrahim

    Today's profound global uncertainty is not some accident of history or consequence of values-free technologies. Rather, it reflects the will of rival great powers that continue to ignore the seminal economic and social changes underway in other parts of the world.

    explains how Malaysia and other middle powers are navigating increasingly uncertain geopolitical terrain.
  7. buchholz23_UCGGettyImages_ozempic_wegovy UCG/Getty Images

    America’s “HIP” Economy

    Todd G. Buchholz sees developments and breakthroughs in health, information, and power as grounds for optimism.
  8. velasco157_Robert GauthierLos Angeles Times via Getty Images_USborder Robert Gauthier/Los Angeles Times via Getty Images

    Where Have All the Flowers Gone?

    Andrés Velasco reflects on the tragic fate of the country that took him in as a teenage refugee from Augusto Pinochet's Chile.
  9. chellaney185_Charly TriballeauGettyImages_unga_russia_ukraine_vote Charly Triballeau/Getty Images

    The Global Divide Over the Ukraine War

    Brahma Chellaney urges all parties to adopt a realistic approach to a deadlocked conflict and negotiate accordingly.

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