Dr. Roger J. Packer is the Gilbert Distinguished Professor of Neurofibromatosis, and Director and Chief of both the Gilbert Neurofibromatosis Institute and the Brain Tumor Institute of Children’s National Hospital (CNH), Washington, DC. Throughout his career, Dr. Packer has been heavily involved in clinical and applied basic science research focusing on the treatment of children with brain tumors and those with NF1; developing and leading clinical/translational trials, including those using low-intensity focused ultrasound, molecular therapy and cellular therapy. Presently, Dr. Packer is Chair of the PBTC Low-Grade Glioma Committee; Co-Investigator (CNH) of the Neurofibromatosis Clinical Trials Consortium; Chair of the Medulloblastoma Committee of the Children’s Oncology Group; and Chair of the Medulloblastoma Initiative. He has published over 450 original articles and 380 reviews and chapters.