Dr. Jirair Ratevosian is a Hock Fellow at the Duke Global Health Institute, an Affiliated Researcher with the Center for Interdisciplinary Research on AIDS (CIRA) at Yale University, and a Non-Resident Global Health Policy Expert at the Center for Strategic and International Studies (CSIS). He works at the intersection of global health and innovation, driving strategies that deliver life-saving breakthroughs across borders and systems. His current focus includes advancing new tools and technologies to strengthen public health systems and inform smarter investments. He has held senior leadership roles across sectors, including serving as the most senior Armenian American official at the U.S. Department of State, where he led the $15.8B Global Fund Replenishment and helped establish the Bureau of Global Health Security and Diplomacy.

As Chief of Staff at PEPFAR, he oversaw a $40M HIV initiative and advised the Biden-Harris team on pandemic response. In the private sector, he led global philanthropic strategy at Gilead Sciences, expanding access to hepatitis C cures and HIV prevention through partnerships with governments and multilateral institutions. Earlier in his career, as Legislative Director to Rep. Barbara Lee, he helped reauthorize PEPFAR, launch the Congressional HIV/AIDS Caucus, and advance global health and human rights policy across Africa, Latin America, and the Middle East.

Dr. Ratevosian holds a Doctor of Public Health (DrPH) from the Johns Hopkins Bloomberg School of Public Health and a Master’s in Public Health (MPH) from Boston University.