Jolan E. Walter, MD, PhD is the Director of Pediatric Immunodeficiency Program at Massachusetts General Hospital for Children. Dr. Walter’s clinical care focuses on patients with immune deficiency. She jointly follows patients with mitochondrial disease and immune dysfunction with the Neurogenetics Program (Dr Kathy Sims, Dr Amel Karaa and Dr Melissa Walker). She also conducts translational research on autoimmune manifestation of primary immunodeficiencies. Dr. Walter has graduated with a MD and PhD from University of Pecs, Hungary. Dr. Walter is has trained in Pediatrics at Children’s Hospital of the King’s Daughters, Eastern Virginia Medical School and in Allergy/Immunology at Boston Children’s Hospital. During her training, she conducted research both in the field of Virology and Immunology.