Dr. Madeleine Heldman is a senior infectious diseases fellow at the University of Washington and Fred Hutchinson Cancer Center in Seattle, WA, USA. She completed her medical school and internal medicine residency training at Northwestern University Feinberg School of Medicine in Chicago, IL, USA. Dr. Heldman has done extensive research in outcomes of COVID-19 in solid organ transplant recipients as well as viral infections in hematopoietic cell transplant recipients.