Packer will be available to assist Dr. Eugene Hwang in the routine care of patients enrolled on this protocol as well. http://www.childrens national.org/research/faculty/bios/cnr/packer_r.aspx Anthony Sandler, M.D. is the Diane and Norman Bernstein Professor of Pediatric Surgery, Senior Vice President and Surgeon- in-Chief of the Joseph E. Robert Center for Surgical Care, and Principal Investigator of the Immunology Initiative in the Sheik Zayed Institute at Children’ s National Medical Center. Dr. Sandler’s primary interest is in the immunologic treatment of pediatric brain tumors. The Shiek Zayad Institute at CNMC was established with a $150 million philanthropic gift to advance novel therapeutics for pediatric pati ents. Dr. Sandler has hosted Dr. Mitchell as a visitor to the Shiek Zayad Institute to tour the outstanding basic and clinical research facilities established at CNMC. In addition to his strong scientific and clinical interests in immunotherapy, Dr. Sand ler is an experienced pediatric neurosurgeon. He will oversee the surgical obtainment and transfer of tumor specimens of suitable quality for vaccine preparation. He will also be responsible for the routine pre - and post -operative care of subjects enroll ed on the Re -MATCH protocol. http://innovationinstitute.childrensnational.org/about -us/team/1001 Eugene I.