Jessica Fleming PhD, MSc

Jessica Fleming is a Product Development Director and the Maternal Immunization Delivery Lead in the Policy, Access, and Introduction program within PATH’s Center for Vaccine Introduction and Access. With over twenty-five years of experience working in international public health, she provides public health leadership in evaluating the impact of vaccines and health technologies appropriate for low-resource settings and generating evidence to assist countries in preparing for new vaccine introduction. Dr. Fleming currently leads the Advancing Maternal Immunization (AMI) collaboration that enables efficient, well-informed decisions around the introduction of maternal immunizations in low- and middle-income countries, with a special emphasis on maternal vaccines for respiratory syncytial virus.

Jessica leads formative research on maternal vaccine decision-making and acceptance. Her work includes conducting clinical studies to quantify the impact of vaccines and improve their performance in low-income populations and contributing to global guidance on the use of safe injection technologies and waste management. Before joining PATH in 2003, Dr. Fleming lived and worked in a number of complex emergency and humanitarian relief settings in Africa and Asia. Dr. Fleming holds a Doctorate of Philosophy in epidemiology from the University of Washington and a Master of Science in tropical public health from the Harvard School of Public Health with a concentration in infectious disease epidemiology and international health. She is an affiliate assistant professor in the Epidemiology Department at the University of Washington.