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4921 Contributors, 78 Monthly Contributors

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  1. Milan M. Šimečka

    Writing for PS since 1999
    1 Commentary

    Editor-in-Chief, "SME," Bratislava.

  2. Wangari Maathai

    Wangari Maathai

    Writing for PS since 2006
    2 Commentaries

    Wangari Maathai, President of the Green Belt Movement, was awarded the Nobel Peace Prize in 2004.

  3. Rula Maayah

    Rula Maayah

    Writing for PS since 2019
    1 Commentary

    Rula Maayah is Minister of Tourism and Antiquities for Palestine.

  4. Edward Mabaya

    Edward Mabaya

    Writing for PS since 2018
    1 Commentary

    Edward Mabaya, a 2016 Aspen New Voices fellow, is a senior research associate at Cornell University.

  5. Mark MacCarthy

    Writing for PS since 2018
    1 Commentary

    Mark MacCarthy is a member of the faculty at Georgetown University, an affiliate of the Georgetown Center for Business and Public Policy, and Senior Vice President of Public Policy at the Software & Information Industry Association (SIIA).

  6. Mark MacCarthy

    Mark MacCarthy

    Writing for PS since 2018
    1 Commentary

    Mark MacCarthy is a member of the faculty at Georgetown University, an affiliate of the Georgetown Center for Business and Public Policy, and Senior Vice President of Public Policy at the Software & Information Industry Association (SIIA).

  7. Norine MacDonald is the founding President of The Senlis Council, a security and development think tank.

  8. John MacInnes

    John MacInnes

    Writing for PS since 2013
    1 Commentary

    John MacInnes is Professor of Sociology at the University of Edinburgh.

  9. Rebecca MacKinnon

    Rebecca MacKinnon

    Writing for PS since 2006
    2 Commentaries

    Rebecca MacKinnon is a fellow at the Open Society Institute.

  10. Margaret MacMillan

    Margaret MacMillan

    Writing for PS since 2017
    1 Commentary

    Margaret MacMillan is Warden of St. Antony’s College, Oxford University.

  11. Scott MacMillan

    Scott MacMillan

    Writing for PS since 2015
    1 Commentary

    Scott MacMillan is a senior writer at BRAC, a Bangladesh-based anti-poverty organization.

  12. Martin MacWan

    Writing for PS since 2001
    1 Commentary

    Founder, National Campaign on Dalit Human Rights in India.

  13. Laurie Macfarlane

    Laurie Macfarlane

    Writing for PS since 2019
    2 Commentaries

    Laurie Macfarlane is a policy fellow at the UCL Institute for Innovation and Public Purpose and Economics Editor at openDemocracy. He is a co-author of Rethinking the Economics of Land and Housing.

  14. Marta Machado

    Marta Machado

    Writing for PS since 2022
    1 Commentary

    Marta Machado, a professor at Getulio Vargas Foundation Law School in São Paulo, is a researcher at the Brazilian Center of Analysis and Planning and a fellow at the Center on Law and Social Transformation.

  15. María Corina Machado

    María Corina Machado

    Writing for PS since 2017
    1 Commentary

    María Corina Machado, a former member of the National Assembly of Venezuela, is a co-founder of Súmate, a Caracas-based election-monitoring organization.

  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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