Louisa Messenger (Environmental and Global Health) coauthored an article titled, “The effectiveness of long-lasting spatial repellent emanators against malaria in humanitarian crisis settings in northern Nigeria: a two-arm pragmatic, open-label, controlled trial,” in The Lancet’s Infectious Diseases journal, in association with researchers from Texas, the United Kingdom and Nigeria. The article assesses the impact of new vector control methods to interrupt the spread of disease for vulnerable populations in humanitarian emergencies.