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Home » Press Releases » The ONE Campaign: Names Ambassador Mark Green as CEO, starting on Africa Day
WASHINGTON, DC, May 5, 2026 — The ONE Campaign, a global advocacy organization advancing economic opportunity and health across Africa, today announced Ambassador Mark Green as its next President and CEO, effective May 25, Africa Day. Green succeeds Dr. Ndidi Okonkwo Nwuneli, who will remain on ONE’s Board of Directors and serve in a pivotal advisory role as well as Chair of a new board commi...