Ashley was a Research Scientist working on mobility, social networks, adaptation, and infectious disease transmission. She has worked with Himba pastoralists of northwestern Namibia since 2008 and has done research on social networks and health in Bangladesh and Madagascar. Current work focuses on the interaction of livelihoods and respiratory infections in Bangladesh and on the spatial and mobility-related factors underlying infectious-disease transmission in hospitals and other institutional settings. Ashley has a B.A. in Anthropology from Hunter College, an M.Sc. in Biological Anthropology from University College London, and a Ph.D. from the School of the Environment and Sustainability at the University of Michigan.
Ashley is now a research scientists at the Proctor Foundation and Epidemiology Department at UCSF.