Sally Theobald is a Professor in Social Science and International Health at the Liverpool School of Tropical Medicine in the UK, where she has been based for over 20 years. She has a Ph.D. in Gender, Health, and Development (awarded in 1999 from the University of East Anglia, UK). She has over 25 years of experience in research, training, and partnership on gender equity and health system strengthening in Africa and Asia, and wide-ranging experience in designing and implementing collaborative research projects on health, equity, gender, and governance. Her research interests include health systems strengthening in informal urban settlements and fragile contexts. She is particularly interested in access to health services, human resources for health, sexual and reproductive health and rights, and neglected tropical diseases. She enjoys teaching and training and is a member of Health Systems Global.