Dr. Ley focuses on developing life-course strategies to prevent and manage chronic diseases and investigating lifestyle risk factors for progression of diabetes and cardiovascular disease. She has over 69 peer-reviewed publications (26 first or senior authored), which have been cited over 8500 times (H-index 34). Her research has been funded by NIH, NSF, and CIHR. She currently holds a tenure-track faculty position as Assistant Professor in Epidemiology at Tulane University School of Public Health and Tropical Medicine. She serves as President of the Eta Chapter, Delta Omega Honorary Society in Public Health and Chair-Elect of Nutritional Epidemiology, American Society for Nutrition. She completed her doctoral study in maternal and infant nutrition and clinical epidemiology at University Toronto and postdoctoral training at Harvard T.H. Chan School of Public Health working with large-scale cohort studies using classical epidemiologic methods.