Dr. Ghosh, a distinguished Public Health Consultant, served as the Senior Advisor for Vaccine Delivery at the Bill and Melinda Gates Foundation. With a medical background and three decades of experience in public health, he has contributed significantly to program policy, planning, and execution. His career spans diverse organizations including NGOs, State Health services, WHO, and PATH, where he led clinical research for neglected diseases. Dr. Ghosh’s leadership influenced vaccine policy decisions and he’s played a pivotal role in public health program development in India and Nepal. Currently, his focus lies in advocating for evidence-based policies and enhancing the capacities of Indian public health institutions. His extensive publications and accolades reflect his dedication to the field.