Dr. Berkley is an infectious disease epidemiologist and serial entrepreneur. He is currently serving as an advisor and Board member to numerous health and technology companies and is an Adjunct Professor and Senior Advisor to the Pandemic Center at Brown University. He served as CEO of Gavi, the Vaccine Alliance from 2011-23. There, he spearheaded the global effort to expand worldwide vaccine access and supported countries to vaccinate more than half of the world’s children against preventable disease. His team helped countries introduce >700 new vaccines and prevent more than 17 million deaths. He also co-founded COVAX, which helped enable equitable access to Covid-19 vaccines and provided 2 billion doses to 146 countries. In previous roles, Dr. Berkley founded the International AIDS Vaccine Initiative and worked with the Special Pathogens Branch of the US Centers for Disease Control and Prevention (CDC), the Massachusetts Department of Public Health, the Ministry of Health of Uganda and the Rockefeller Foundation. He has published hundreds of articles, received numerous prestigious awards, three honorary doctorates, given three TED talks and was elected to the National Academy of Medicine. Dr. Berkley received his undergraduate and medical degrees from Brown University and trained in internal medicine at Harvard University.