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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

1 – 9 of 40
  • Christopher J. Elias

    Christopher J. Elias

    President, Global Development

    Dr. Chris Elias leads the foundation’s efforts to strengthen the systems that make health care more accessible, equitable, and effective.

  • Adrien de Chaisemartin

    Adrien de Chaisemartin

    Deputy Director, Gavi, Immunization Partners, and Special Initiatives

    Adrien de Chaisemartin leads the Foundation’s engagement with Gavi, the Vaccine Alliance, and other immunization partners and initiatives. He joined the foundation in 2021 to lead a team working on COVID-19 vaccine supply during the COVID-19 pandemic.

  • Ananda Bandyopadhyay

    Ananda Bandyopadhyay

    Deputy Director, Technology, Research & Analytics, Polio

    Dr. Ananda Bandyopadhyay leads foundation’s research and development efforts aimed at achieving and sustaining polio eradication.

  • Andrew Stein

    Andrew Stein

    Deputy Director, Non-Endemic Outbreaks, Polio

    Andrew Stein leads the Polio program’s Outbreaks team, which works to improve polio outbreak response with the goal of achieving global eradication.

  • Archna Vyas

    Archna Vyas

    Director, India Office

    Archna Vyas leads the foundation’s work in India, which ranges from health care and sanitation to agricultural development, gender equality, and financial inclusion.

  • Bhupendra Tripathi

    Bhupendra Tripathi

    Deputy Director, Infectious Diseases and Vaccine Delivery

    Dr. Bhupendra Tripathi leads the foundation’s infectious disease and vaccine delivery efforts in India and is based in the India Country Office.

  • Boniface Njenga

    Boniface Njenga

    Deputy Director, Health Delivery and Systems, Africa

    Boniface Njenga leads the foundation’s work to improve the delivery of health services in Africa through innovative health system solutions.

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    Carmen Carpio

    Deputy Director, Multilateral Development Banks

    Carmen Carpio leads the foundation’s engagement with multilateral development banks—including the World Bank, the Global Financing Facility, and the Lives and Livelihoods Fund—on shared global health priorities.

  • Cheikh Oumar Seydi

    Former Senior Advisor, Africa

    Oumar Seydi oversaw the foundation’s work in Africa.


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.