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  1. 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.

  2. 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.

  3. 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.

  4. 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.

  5. 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.

  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. Qiyuan Xu

    Qiyuan Xu

    Writing for PS since 2022
    2 Commentaries

    Qiyuan Xu is Senior Fellow and Deputy Director of the Institute of World Economics and Politics at the Chinese Academy of Social Sciences.

  9. 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.

  10. 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.

  1. karl3_Apu GomesGetty Images_LAfires Apu Gomes/Getty Images

    A House Gutted by Fire

    Terry Lynn Karl blames the inferno now consuming Los Angeles County squarely on greenhouse-gas emissions.
  2. op_janeway17_Natalya KosarevichGetty Images_moneyhandslightbulb Natalya Kosarevich/Getty Images

    False Economies

    William H. Janeway

    For decades, an efficiency-centered “economic style” has dominated public policy, overriding the concerns for fairness that animated the New Deal and Lyndon B. Johnson’s Great Society. Now, Americans must brace for economic governance that delivers neither efficiency nor fairness, only chaos.

    highlights the high cost of the single-minded focus on efficiency that has come to dominate the discipline.
  3. bq trump institutions Photo by Brendan McDermid-Pool/Getty Images

    Can US Institutions Withstand Trump 2.0?

    While some observers doubt that US President-elect Donald Trump poses a grave threat to US democracy, others are bracing themselves for the destruction of the country’s constitutional order. With Trump’s inauguration just around the corner, we asked PS commentators how vulnerable US institutions really are.

  4. wagner31_Westend61Getty Images_climatependulum Westend61/Getty Images

    The Climate Policy Pendulum

    Gernot Wagner notes that green technologies retain their many advantages, regardless of national political developments.
  5. strain35_Christina HouseGettyImages_commencement_ceremony Christina House/Getty Images

    Could High-Skill Immigration Increase Under Trump?

    Michael R. Strain argues that the recent kerfuffle over foreign workers underscores the president-elect’s pragmatic instincts.
  6. posner38_Viktor SidorovGettyImages_un_flag Viktor Sidorov/Getty Images

    What Happened to International Law?

    Eric Posner sees the web of treaties, conventions, and institutions as another victim of the anti-globalization backlash.
  7. palacio165_Picture AllianceGettyImages_eu_flags Picture Alliance/Getty Images

    Europe’s Year of Fundamental Choices

    Ana Palacio considers the complex array of internal and external challenges the European Union must confront in 2025.
  8. coral1_Mandel NganGettyImages_us_supreme_court Mandel Ngan/Getty Images

    Texas’s Online Age-Verification Law Must Be Overturned

    Lilian Coral & Prem Trivedi urge the US Supreme Court to protect internet users from legislation posing new privacy and security risks.
  9. bandemehr1_The Boston GlobeGettyImages_X-ray fluorescence analyzer The Boston Globe/Getty Images

    Revealing an Invisible Health Threat

    Angela Bandemehr & Albert Park tout deployment of hand-held X-ray devices to prevent lead poisoning in low- and middle-income countries.

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