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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

55 – 58 of 58
  • Toni Hoover

    Director, Strategy, Planning and Management

    Dr. Toni Hoover leads a team that supports the programs and functions with business strategy and operations, portfolio and project management, and engagement with industry and product development partners.

  • Vivian Hsu

    Vivian Hsu

    Deputy Director, Vaccine Development; Deputy Director, Neglected Tropical Diseases

    Vivian Hsu oversees business operations for two foundation programs, with responsibilities ranging from day-to-day business management to leading major cross-foundation initiatives.

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    Yogan Pillay

    Director, HIV & TB Delivery

    Yogan Pillay leads the foundation’s efforts to strengthen TB & HIV Program Delivery globally.

  • Zameer Brey

    Zameer Brey

    Deputy Director, Technology Diffusion

    Zameer Brey leads the strategic coordination of the foundation’s approach to the equitable and safe use of artificial intelligence (AI) to advance equity and global health and development outcomes.


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.