Timothy Kane, MD

Roger J. Packer, M.D., is Senior Vice President of the Center for Neuroscience and Behavioral Medicine, Gilbert Distinguished Professor of Neurofibromatosis, and is Director of both the Gilbert Neurofibromatosis Institute and the Brain Tumor Institute of Children’s National Hospital. Dr. Packer’s present academic titles include Professor of Neurology and Pediatrics at George Washington University and Clinical Professor of Neurosurgery at the University of Virginia in Charlottesville, Virginia. He holds the Gilbert Family Distinguished Professorship in Neurofibromatosis.

Michael Keller, M.D., is a pediatric immunologist at Children's National Hospital and specializes in the diagnosis and treatment of primary and secondary immunodeficiency disorders. He is the Director of the Jeffrey Modell Diagnostic and Research Center for Primary Immunodeficiency Disorders. He has authored many peer-reviewed articles and contributed to expert consensus guidelines on the treatment and diagnosis of primary immunodeficiency disorders. Dr. Keller is a member of theamerican Academy of Allergy, Asthma, and Immunology (AAAAI); the Clinical Immunology Society; the European Society of Immunodeficiency; and the Primary Immunodeficiency Treatment Consortium (PIDTC).

Marc DiFazio, M.D., is the Vice President ofambulatory Services at Children’s National Hospital. He completed his pediatric and neurology training at Walter Reed Army Medical Center, and went on to become the Chief of Child Neurology at Walter Reed, where he served on active duty until 2005 before transitioning to private practice in Rockville, MD.