Prof. James Kiarie is the Principal Investigator for the MEPI program and an Associate Professor in Obstetrics and Gynecology at the University of Nairobi (UoN). He is also a consultant obstetrician gynecologist at Kenyatta National Hospital (KNH) and an Affiliate Associate Professor of Epidemiology and Global Health at the University of Washington. He is a member of the University of Nairobi Clinical Epidemiology Unit (CEU) and the University of Nairobi Institute of Tropical and Infectious Diseases (UNITID). Previously, Professor Kiarie was the Head of the Department Obstetrics and Gynecology at KNH and the Director of the CEU. Prof. Kiarie’s research focuses on HIV, reproductive health and the use of computer technologies in epidemiologic research. He is the Principal Investigator (PI) for the HIV and Pregnancy Intention (HAPI) study that is enrolling a community based cohort to determine the impact of fertility desires on HIV incidence. He also leads the Nairobi site of a multi-site randomized trial to assess the efficacy of oral Pre Exposure Prophylaxis (PrEP) in preventing sexual transmission of HIV among HIV-serodiscordant couples.