Benjamin Tsofa is a PI and Senior Principal Research Scientist - HPSR at the KEMRI-Wellcome Trust Research Programme/KEMRI-CGMRC, and the Academic Lead for the Health Systems and Preventive Sciences PhD Training Program at the KEMRI Graduate School. He previously served as the Centre Director of the KEMRI – Centre for Geographic Medicine Research – Coast. He holds a Bachelor of Dental Surgery degree from the University of Nairobi; and and a PGD, MSc and DrPH from the London School of Hygiene and Tropical Medicine. His research interests focus on applying systems thinking approaches and theories in examining various aspects of the organization and functioning of health systems, including on health system governance, health financing, human resources for health, and service delivery systems; to tackle current (and future) health system challenges - focusing on national, sub-national, service delivery (facility) and community levels in Kenya and across various countries in the African region. He also works on applying various policy analysis and political economy theories in examining health policy design and implementation; and on policy engagement and knowledge translation for supporting evidence use in health system decision making. He currently leads the Health Policy and Systems Research Group, and the National Centre for the African Health Observatory Platform for Health Systems and Policies (AHOP),  at the KEMRI-Wellcome Trust Research Programme. He holds various (adjunct) teaching positions including,  at the KEMRI Graduate School, Pwani University – Kilifi, and Strathmore University - Nariobi, and a visiting Teaching Fellow position at Oxford University. He serves in several Technical Advisory Committees and Technical Working Groups, at the National Ministry of Health in Kenya, to support to various health system strengthening initiatives; and across other countries in the region, with the WHO Regional Office for Africa (WHO-AFRO)