Dr. Walker leads all strategy, policy, advocacy, research, innovation and implementation related to population health at Nemours Children’s. She is a member of the organization’s executive cabinet and a practicing family physician focused on the intersection of health and social drivers. She led the 2022 creation of the philanthropically-funded Ginsburg Institute for Health Equity at Nemours, which fosters pediatric health equity research. She also led the health system’s creation of the Whole Child Health Alliance, now with 17 national and local organizational members. The alliance helps advance models promoting children’s optimal health, development and wellbeing and improves health equity through delivery and payment reforms. She previously served as secretary of the Delaware Department of Health and Human Services.
