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John Warren

John Warren

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John Warren is Professor of Botany at Aberystwyth University and the author of The Nature of Crops.

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  1. The Secret Sex Lives of Crop Plants
    Chestnut

    The Secret Sex Lives of Crop Plants

    Jan 14, 2016 John Warren explains why humans eat only about 200 of the world's 400,000 plant species.

  1. patten149_OZAN KOSEAFP via Getty Images_uyghurprotest Ozan Kose/AFP via Getty Images
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    The Necessity of Morality in Foreign Policy

    Chris Patten shows why “realism” requires heeding the lessons of history and defending democratic values.
  2. velasco133_sUSAN WALSHPOOLAFP via Getty Images_bidenvonderleyen Susan Walsh/Pool/AFP via Getty Images
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    A Subsidy War Without Winners

    Andrés Velasco calls on policymakers to avoid petty conflicts and work together to encourage green investments.
  3. taniguchi1_Tomohiro OhsumiGetty Images_abemilitary Tomohiro Ohsumi/Getty Images
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    Japan’s New Security Posture Is Abe’s Legacy

    Taniguchi Tomohiko explains how the government’s ambitious defense agenda expands on the late prime minister’s ideas.
  4. mazzucato50_Andrea BonettiGreek Prime Minister's Office via Getty Images_popefrancis Andrea Bonetti/Greek Prime Minister's Office via Getty Images
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    For the Common Good

    Mariana Mazzucato outlines a new governance model for ensuring a fairer distribution of agency, risk, and reward.
  5. lopes12_PIUS UTOMI EKPEIAFP via Getty Images_fossil fuel worker PIUS UTOMI EKPEI/AFP via Getty Images
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    Helping Middle-Income Energy Exporters Kick the Fossil-Fuel Habit

    Carlos Lopes explains what it will take for resource-rich economies to diversify and develop new revenue sources.
  6. op_boccaletti3_Michele LapiniGetty Images_italyflood
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    The New European Frontier

    Giulio Boccaletti

    Given this summer's climate-driven disasters, one might think that the European political system would be devising comprehensive adaptation plans. But, despite some steps in the right direction, Europeans are only just waking up to the constitutional implications of a changing physical environment.

     thinks a changing climate will force the European Union finally to embrace its political nature.
  7. james200_Sean GladwellGetty Images_worldconnection Sean Gladwell/Getty Images
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    The Poverty of Anti-Capitalism

    Harold James considers recent arguments against markets, globalization, and growth, finding them to be deeply flawed.
  8. stiglitz314_ Drew AngererGetty Images_jeromepowell Drew Angerer/Getty Images
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    How Not to Fight Inflation

    Joseph E. Stiglitz

    A careful look at US economic conditions supports the view that inflation was driven mainly by supply-side disruptions and shifts in the pattern of demand. Given this, further interest-rate hikes will have little to no effect – and will cause far-reaching problems of their own.

     sees little upside and much downside to further monetary-policy tightening by the US Federal Reserve.
  9. slaughter95_Ritesh ShuklaGetty Images_modi Ritesh Shukla/Getty Images
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    Who Is Part of the Free World?

    Anne-Marie Slaughter urges US President Joe Biden to abandon a phrase that is better left in the twentieth century.

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