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  1. Prashant Yadav

    Prashant Yadav

    Writing for PS since 2015
    2 Commentaries

    Prashant Yadav, a Senior Fellow at the Center for Global Development, is an affiliate professor at INSEAD and a lecturer at Harvard Medical School.

  2. Mohammed Yaghi

    Mohammed Yaghi

    Writing for PS since 2009
    1 Commentary

    Mohammad Yaghi is a Fellow at the Washington Institute for Near East Policy.

  3. Maha Yahya

    Maha Yahya

    Writing for PS since 2015
    1 Commentary

    Maha Yahya is a senior associate at the Carnegie Middle East Center.

  4. Mohamed Yahya

    Mohamed Yahya

    Writing for PS since 2017
    2 Commentaries

    Mohamed Yahya is Africa Regional Programme Coordinator for United Nations Development Programme (UNDP).

  5. Valery Yakubovich

    Valery Yakubovich

    Writing for PS since 2020
    1 Commentary

    Valery Yakubovich, a native of Belarus, is Professor of Management at the ESSEC Business School in France and Senior Fellow at the Wharton School of the University of Pennsylvania.

  6. Vladimir I. Yakunin

    Vladimir I. Yakunin

    Writing for PS since 2015
    1 Commentary

    Vladimir I. Yakunin is Chair in State Policy at Lomonosov Moscow State University, Founding President of the World Public Forum, and former Chairman of Russian Railways.

  7. Kenneth S. Yalowitz

    Kenneth S. Yalowitz

    Writing for PS since 2015
    1 Commentary

    Kenneth S. Yalowitz is Director of the Conflict Resolution program at Georgetown University, a Woodrow Wilson Center Global Fellow, and former US Ambassador to Belarus and Georgia.

  8. Vivian W.W. Yam

    Vivian W.W. Yam

    Writing for PS since 2018
    1 Commentary

    Vivian W.W. Yam, winner of the L'Oréal-UNESCO Award for Women in Science in 2011, is Chair and Professor in Chemistry and Energy in the Chemistry Department at the University of Hong Kong.

  9. Tadataka Yamada

    Tadataka Yamada

    Writing for PS since 2016
    1 Commentary

    Tadataka Yamada, a venture partner at Frazier Healthcare Partners, was previously Chief Medical and Scientific Officer and a Board Member of Takeda Pharmaceuticals.

  10. Yuito Yamada

    Yuito Yamada

    Writing for PS since 2021
    1 Commentary

    Yuito Yamada is a partner at McKinsey and Company.

  11. Gavin Yamey

    Gavin Yamey

    Writing for PS since 2014
    1 Commentary

    Gavin Yamey, a professor in the Global Health Group at the University of California, San Francisco, leads the Evidence to Policy Initiative.

  12. Jianli Yang

    Jianli Yang

    Writing for PS since 2012
    1 Commentary

    Yang Jianli is the founder and president of Initiatives for China.

  13. Sung-chul Yang

    Sung-chul Yang

    Writing for PS since 2009
    2 Commentaries

    Yang Sung-chul, chairman of the Advisory Committee of the Kim Dae-Jung Peace Foundation and a former Korean Ambassador to the United States, is the author of The North and South Korean Political System: A Comparative Analysis.

  14. Yao Yang

    Yao Yang

    Writing for PS since 2011
    18 Commentaries

    Yao Yang is a professor at the China Center for Economic Research and Dean of the National School of Development at Peking University.

  1. op_campanella10_WANG ZHAOAFP via Getty Images_USChina Wang Zhao/AFP via Getty Images
    Subscriber Exclusive

    Understanding the US-China Rivalry

    Edoardo Campanella

    US Speaker of the House Nancy Pelosi’s visit to Taiwan may have widened the divide between the United States and China even further. But the Sino-American rivalry has been building for years, if not decades, alongside each power's evolving role in the international system.

    reviews five recent books on the recent history, and worrisome future, of the Sino-American relationship.
  2. three flags Hung Chin Liu/Getty Images
    Subscriber Exclusive

    Will US-China Tensions Boil Over?

    A toxic mix of mutual distrust and rising nationalism – with Taiwan the immediate flash point – has brought Sino-American relations to their lowest point in decades. While neither China nor the United States appears to want a military conflict, we asked PS commentators whether the two powers might nonetheless stumble into one.

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