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3775 Contributors, 81 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. Edward Mabaya

    Edward Mabaya

    1 Commentary

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

  4. Mark MacCarthy

    Mark MacCarthy

    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).

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

  7. John MacInnes

    John MacInnes

    Writing for PS since 2013
    1 Commentary

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

  8. Rebecca MacKinnon

    Rebecca MacKinnon

    Writing for PS since 2006
    2 Commentaries

    Rebecca MacKinnon is a fellow at the Open Society Institute.

  9. Margaret MacMillan

    Margaret MacMillan

    Writing for PS since 2017
    1 Commentary

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

  10. 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.

  11. Martin MacWan

    Writing for PS since 2001
    1 Commentary

    Founder, National Campaign on Dalit Human Rights in India.

  12. Laurie Macfarlane

    Laurie Macfarlane

    1 Commentary

    Laurie Macfarlane is Head of Patient Finance at the Institute for Innovation and Public Purpose at University College London and a co-author of Rethinking the Economics of Land and Housing.

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

  14. Graça Machel

    Graça Machel

    Writing for PS since 2009
    8 Commentaries

    Graça Machel, the founder of the Graça Machel Trust, is a member of the Africa Progress Panel and The Elders.

  15. Jose L. Machinea

    Jose L. Machinea

    Writing for PS since 2011
    3 Commentaries

    Jose Luis Machinea, Dean of the School of Government, Torcuato Di Tella University in Buenos Aires, has served as Minister of Economy of Argentina, President of the Central Bank of Argentina, and Executive Secretary of the Economic Commission for Latin America and the Caribbean (ECLAC).

  1. mallochbrown10_ANDREW MILLIGANAFPGetty Images_boris johnson cow Andrew Milligan/AFP/Getty Images

    Brexit House of Cards

    Mark Malloch-Brown

    Following British Prime Minister Boris Johnson's suspension of Parliament, and an appeals court ruling declaring that act unlawful, the United Kingdom finds itself in a state of political frenzy. With rational decision-making having become all but impossible, any new political agreement that emerges is likely to be both temporary and deeply flawed.

    0
  2. sufi2_getty Images_graph Getty Images

    Could Ultra-Low Interest Rates Be Contractionary?

    Ernest Liu, et al.

    Although low interest rates have traditionally been viewed as positive for economic growth because they encourage businesses to invest in enhancing productivity, this may not be the case. Instead, Ernest Liu, Amir Sufi, and Atif Mian contend, extremely low rates may lead to slower growth by increasing market concentration and thus weakening firms' incentive to boost productivity.

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