Dr Mahtab is a physician–epidemiologist with expertise in infectious diseases, maternal and child health, and morbidity and mortality research. She has led and contributed to multidisciplinary epidemiological research in international settings across Africa and Asia, with scientific leadership roles including programme lead and co-principal investigator on multiple studies. Her research spans child and adolescent health, HIV and other infectious diseases, and vaccine safety and effectiveness.
Dr Mahtab has contributed to numerous peer-reviewed publications and international scientific presentations and has extensive experience in research leadership, postgraduate mentorship, and epidemiology training. She is an Honorary Lecturer at the University of the Witwatersrand and holds a PhD in Paediatric Epidemiology and an MPH in Epidemiology from the University of Cape Town, as well as an MBBS from the University of Karachi.