Jeffrey Jacobs is the director of product innovation and market access at MSD for Mothers, where he leads efforts to develop and introduce health technologies aimed at reducing maternal mortality. He has more than 25 years of experience across Latin America, Africa, Central Asia, and the United States, focused on expanding access to quality medicines. He holds a Master of International Management from the Thunderbird School of Global Management at Arizona State University and a bachelor's in international studies from the School for International Training, World Learning.

Jeffrey Kucik is a global fellow at the Wahba Institute for Strategic Competition at the Wilson Center and an associate professor at the University of Arizona.

Jeffrey Markuns is the deputy director of the Primary Health Care Performance Initiative and executive director for the Boston University Family Medicine Global Health Collaborative. As a practicing family physician and faculty educator in both family medicine and general medical education, Jeff has worked to improve primary health care around the world, including in Cambodia, Laos, Lesotho, Myanmar, the Philippines, Saudi Arabia, and Vietnam.

Jeffrey Parrish is the global managing director for protect oceans, lands and water, at The Nature Conservancy. Parrish is responsible for TNC’s vision, ambition, and direction on efforts across geographies to protect terrestrial, freshwater, and marine biodiversity. In his role, he is an organizational champion for protected areas and TNC’s work with communities and Indigenous people and local communities to ensure expanded protection, management, resiliency, and durability of nature on a warmer and more crowded planet.

Jeff Sturchio is president & CEO of Rabin Martin, a global health strategy firm. He is a global health thought leader and trusted counselor to senior leaders in the private sector, multilateral organizations, governments, NGOs and foundations. Previously, he was president & CEO of the Global Health Council and vice president of corporate responsibility at Merck & Co. Inc., president of The Merck Company Foundation and chairman of the U.S. Corporate Council on Africa.

Jeffrey L. Sturchio is a senior adviser to Rabin Martin, a global health strategy firm. He is chairman of Friends of the Global Fight Against AIDS, TB and Malaria; chairman of the International Society for Urban Health; and former chairman and CEO of Rabin Martin.

Professor Jeffrey V. Lazarus, head of ISGlobal’s Public Health Liver Group, director of the Global Think-tank on Steatotic Liver Disease, and a professor of global health at the CUNY Graduate School of Public Health and Health Policy in New York City, is a distinguished researcher and advocate in liver health with multiple international academic appointments. Lazarus chairs Healthy Livers, Healthy Lives, a global coalition of leading liver associations. In 2025, he received the Eugene T. Davidson, MD, Public Service Award from the American Association of Clinical Endocrinology.

Dr. Jemilah Mahmood is the chief of the World Humanitarian Summit secretariat. For her work in humanitarian response and peace building she has been conferred numerous national and international awards, and has been a member of several humanitarian international boards. She is a medical physician and the founder of MERCY Malaysia. Mahmood was the co-founder of the Asian Disaster Reduction and Response Network in 2004, and the Chief of Humanitarian Response at UNFPA in New York from 2009-2011.

Dr. Jemilah Mahmood began her mandate as under secretary general for partnerships at the International Federation of Red Cross and Red Crescent Societies in January 2016. Before joining the IFRC, Dr. Mahmood was the chief of the World Humanitarian Summit secretariat at the United Nations in New York. She is well known as the founder of MERCY Malaysia, which she led from 1999-2009, and her previous appointments include chief of the humanitarian response branch at UNFPA; senior fellow at Khazanah Nasional Berhad in Malaysia’s Khazanah Research and Investment Strategy Division, and senior visiting research fellow at the Humanitarian Futures Programme at Kings College in London.