Dr. Landa received her BA in Speech Pathology and Audiology summa cum laude from Towson State University, and went on to obtain a summa MS in Communication Sciences and Disorders at Penn State, followed by a PhD at the University of Washington in 1985. She pursued postgraduate work at the University of Maryland, Washington State College of Veterinary Medicine, and Johns Hopkins, and worked extensively as a speech-language pathologist before joining the Hopkins faculty in 1989.
Dr. Frazao worked several years as an International Nutrition Planner helping to develop multisectoral nutrition programs, which led to her interest in applying economic theory to nutrition-related problems.