In this Global Health Research Spotlight lecture, held Oct. 16, 2025, Dr. Desiree LaBeaud shares her work at the intersection of mosquito-borne diseases, pollution, and climate change. Dr. LaBeaud is a physician-scientist, epidemiologist, and professor in the Division of Pediatric Infectious Diseases at Stanford University’s School of Medicine and is professor (by courtesy) of Environmental Social Science at the Stanford Doerr School of Sustainability. She studies the epidemiology and ecology of domestic and international arboviruses and emerging infections, with an interest in the vector, host, social and environmental factors that affect transmission dynamics and spectrum of disease.