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  1. Marino Xanthos

    Marino Xanthos

    Writing for PS since 2013
    1 Commentary

    Marino Xanthos is Professor of Chemical, Biological, and Pharmaceutical Engineering at the New Jersey Institute of Technology.

  2. Lucie Qian Xia

    Lucie Qian Xia

    Writing for PS since 2023
    1 Commentary

    Lucie Qian Xia is a diplomatic scholar and adviser who previously served the UN Representation Office to the European Union and the EU Delegation to China.

  3. Liu Xiaobo

    Liu Xiaobo

    Writing for PS since 2005
    2 Commentaries

    Liu Xiaobo, a Nobel Peace Prize laureate, was president of the Chinese chapter of PEN.

  4. Zhenhua Xie

    Writing for PS since 2009
    1 Commentary

    Xie Zhenhua is President Hu Jintao’s Special Representative on Climate Change and Vice Chairman of the National Development and Reform Commission of China.

  5. Chenggang Xu

    Chenggang Xu

    Writing for PS since 2022
    1 Commentary

    Chenggang Xu is Senior Research Fellow of the Stanford Center on China's Economy and Institutions at Stanford University.

  6. Jiajun Xu

    Jiajun Xu

    Writing for PS since 2020
    1 Commentary

    Jiajun Xu is Executive Deputy Dean of Peking University’s Institute of New Structural Economics.

  7. Lin Xu

    Lin Xu

    Writing for PS since 2021
    1 Commentary

    Lin Xu is Chairman of the US-China Green Fund.

  8. Yan Xuetong

    Writing for PS since 2011
    1 Commentary

    Yan Xuetong, one of China’s leading strategic thinkers, is Professor of Political Science and Director of the Institute of International Studies at Tsinghua University, Beijing, and Chief Editor of The Chinese Journal of International Politics. His latest book is Ancient Chinese Thought, Modern Chinese Power.

  9. Maria Xynou

    Maria Xynou

    Writing for PS since 2017
    1 Commentary

    Maria Xynou, a digital rights advocate, manages community research on the study of Internet censorship at the Open Observatory of Network Interference (OONI) project.

  1. dunleavycampbell1_ Leon NealGetty Images)_internetr Leon Neal/Getty Images)

    The US Is Jeopardizing the Open Internet

    Natalie Dunleavy Campbell & Stan Adams condemn America’s apparent decision to abandon its role as a champion of a free digital domain.
  2. monga10MUHAMADOU BITTAYEAFP via Getty Images_senegal uni MUHAMADOU BITTAYE/AFP via Getty Images

    How to Finance Higher Education in Africa

    Célestin Monga proposes a mix of several funding streams to improve access to high-quality colleges and universities.
  3. bu1+ NHAC NGUYENAFP via Getty Images_vietnam wind NHAC NGUYEN/AFP via Getty Images

    Catalytic Capital Holds the Key to Southeast Asia’s Green Transition

    Kitty Bu & Stefanie Fairholme highlight the potential role of early-stage funding in advancing the region’s decarbonization efforts.
  4. op_campanella12_BlackJack3DGetty Images_AIbrain BlackJack3D/Getty Images

    Which AI Risks Matter?

    Edoardo Campanella

    To prevent humanity from ever being demoted to the status of gorillas by a highly advanced artificial intelligence, most AI experts agree that we must retain control over the technology. But with developers racing to achieve the next breakthrough and gain market share, that may be easier said than done.

    considers three leading experts’ assessments of the technology’s future capabilities and their implications.
  5. bq eu security Photo by Win McNamee/Getty Images

    Europe Must Defend Itself

    Donald Trump – who spent his presidency lambasting NATO – recently suggested that he would encourage Russian aggression against NATO allies that had not met their commitment to spend 2% of GDP on defense. With Trump vying for another term in the White House – and the Ukraine war still raging on the European Union’s doorstep – EU countries can no longer ignore the difficult but essential task of taking charge of their own security.

  6. klee18_Daniel BerehulakGetty Images_shenzhen Daniel Berehulak/Getty Images

    Making the Most of FDI

    Keun Lee considers what it takes to convert foreign investment into growth, development, and technological upgrading.
  7. frankel157_Michael M. SantiagoGetty Images_economy Michael M. Santiago/Getty Images

    Explaining Americans’ Pessimism About a Strong Economy

    Jeffrey Frankel considers possible reasons for the disconnect between economic performance and public perceptions.
  8. coyle35_getty_sharing tech iStock / Getty Images Plus

    Sharing the Tech Wealth

    Diane Coyle urges investment in digital public infrastructure to curb the adverse effects of market power.
  9. sauvant9_FABRICE COFFRINIAFP via Getty Images_wto FABRICE COFFRINI/AFP via Getty Images

    The WTO’s FDI Challenge

    Karl P. Sauvant urges the World Trade Organization’s members to adopt the new Investment Facilitation for Development Agreement.

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