Sarah Barnett has ten years' experience working in national and international public health. She has extensive experience with community-based projects: designing and implementing interventions to reduce maternal and neonatal mortality and large-scale prospective surveillance systems to monitor maternal and neonatal care-seeking behaviour, home-care practices and mortality. She has worked in India, Bangladesh, Cambodia, Nepal, China and South Africa and has experience of working in rural areas and urban slums. Sarah is a demographer and social statistician. She gained her PhD at the University of Southampton exploring socio-economic differences in health.