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Leadership

The foundation’s leaders come from a broad range of backgrounds and have a diversity of expertise and experience that spans science and technology, medicine, public policy, education, communications, law, and business. Our leaders are guided by the foundation’s mission to create a world in which every person has the opportunity to live a healthy, productive life.




Scientific Advisory Committee

Our Scientific Advisory Committee comprises a group of esteemed experts from outside of the foundation who offer a wide range of experiences and perspectives. This group plays an important role in strengthening our work by offering independent assessments of our Global Health Division strategies and helping us evaluate results.


Meet our leaders

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  • Mark Barone

    Mark Barone

    Senior Advisor, Women’s Health Innovations

    Dr. Mark Barone supports the foundation’s work to discover, develop, and introduce new contraceptive methods as well as expand the availability of existing contraceptives in low- and middle-income countries.

  • Marlo Hartung

    Marlo Hartung

    Deputy Director, Strategy, Planning, and Management

    Marlo Hartung leads strategy implementation, financial portfolio management and business operations for the EDGE team which is focused on reducing the burden of enteric diseases and improving access to cutting edge diagnostic and disease surveillance technologies in the developing world.

  • Martien van Nieuwkoop

    Martien Van Nieuwkoop

    Director, Agricultural Development

    Martien van Nieuwkoop leads the foundation’s work to support smallholder farmers, especially women, to become more productive, increase their incomes, strengthen their communities and local economies, and improve their resilience against climate change.

  • Matshidiso Masire

    Matshidiso Masire

    Deputy Director, Southern Africa

    Matshidiso Masire leads the foundation’s Southern Africa initiatives, with a focus on public health, sustainable development, economic empowerment, and gender equality.

  • Matt Gee

    Matt Gee

    Director, Data & AI Infrastructure

    Matt Gee leads the foundation’s work to build responsible AI and data infrastructure that gives students, educators, and institutions better information to improve learning, advising, and navigation outcomes.

  • Meetu Kapur

    Meetu Kapur

    Director, Nutrition

    Meetu Kapur leads the Nutrition portfolio within the Global Growth and Opportunity Division.

  • Mei-Yun Ireland

    Mei-Yen Ireland

    Deputy Director, Digital Holistic Student Supports

    Mei-Yen Ireland, Ph.D., is the deputy director for Digital Holistic Student Supports as a part of the Gates Foundation’s Postsecondary Success strategy.

  • Melanie Brown

    Melanie Brown

    Deputy Director, Public Engagement and Insights, North America

    Deputy Director, Public Engagement and Insights, North America Programs Connect

  • Melinda French Gates

    Melinda French Gates

    Co-chair (2000-2024)

    Melinda French Gates is a philanthropist, businesswoman, and global advocate for women and girls. She founded and co-chaired the Gates Foundation.


Historical Leadership


More about the foundation

Our role

For over 25 years, the Gates Foundation has been committed to fighting the greatest inequities in the world.

How we work

We are focused on results. Those that can be measured. And those measured in ways beyond numbers.

Our story

Learn about the origins of the foundation and the values that drive our work.