John-Arne joined Wellcome as Chief Executive Officer (CEO) in January 2024 and leads the charitable foundation’s mission to support science to solve the urgent health challenges facing everyone. John-Arne has held many international roles in health and research, including most recently as Ambassador for Global Health at the Ministry of Foreign Affairs Norway. Prior to this, he was founding CEO of CEPI (Coalition for Epidemic Preparedness Innovations), which Wellcome helped to launch, and has been the Chief Executive of the Research Council of Norway. He has held academic positions at the Harvard T.H. Chan School of Public Health and the University of Oslo. He is a member of the Norwegian