Tosin A. is a Senior Associate at Charles River Associates since July 2022 and has extensive experience in public health policy and strategy development. Tosin's previous roles include Consultant positions at Gavi, the Vaccine Alliance, and Banyan Global, and Senior Policy Adviser at Sightsavers, with a focus on health policies and engagement strategies. Tosin has provided technical assistance on health financing and contingency planning for organizations such as the Bill & Melinda Gates Foundation and the African Risk Capacity. Educational qualifications include a Master of Public Policy from the Blavatnik School of Government at the University of Oxford, a Master’s in Global Health Systems from Queen Margaret University, and a Doctor of Medicine from Obafemi Awolowo University.