Afifah is a Research Fellow at the London School of Hygiene and Tropical Medicine, examining conflict of interest in the delivery and quality of private healthcare in Pakistan. Prior to joining the School, Afifah was a Research Associate at the Centre on Global Health Security, Chatham House, managing the health security portfolio. She has previously held positions at the Centre for Global Health and Education, Institut Pasteur, as a research intern; the Saw Swee Hock School of Public Health in Singapore and the Asia Pacific Office of The Union Against TB and Lung Disease, both as a research intern; and the National University Health Systems in Singapore, as a Junior Research Assistant and Study Coordinator. Afifah is a Fellow of Salzburg Global Seminar, and holds a BSc in Biomedical Science from University College London and an MSc in the Control of Infectious Diseases from LSHTM.