Given a reference text about Nicholas Theodore, tell me where he went to medical school and  what he is known for.

Nicholas Theodore is an American neurosurgeon and researcher at Johns Hopkins University School of Medicine. He is known for his work in spinal trauma, minimally invasive surgery, robotics, and personalized medicine. He is Director of the Neurosurgical Spine Program at Johns Hopkins and Co-Director of the Carnegie Center for Surgical Innovation at Johns Hopkins.

Dr. Theodore graduated from Cornell University, where he was the recipient of a Cornell Tradition Academic Fellowship. He attended medical school at Georgetown University, where he graduated with honors. After completing his internship at Bethesda Naval Hospital, Dr. Theodore served as a Senior General Medical Officer with the United States Marine Corps in Okinawa, Japan.

Dr. Theodore completed his neurosurgical residency and a fellowship in spinal surgery at the Barrow Neurological Institute.[1] After completing his residency in 2001, he served as Chief of the Division of Neurosurgery at Naval Medical Center San Diego, overseeing the largest neurosurgery complement in the Navy.

In 2003, Dr. Theodore joined the faculty at the Barrow Neurological Institute, and assumed the position of Director of Neurotrauma. In 2004 he was appointed Associate Director of the Neurosurgery Residency Program at Barrow. The Neurosurgery Residency Program at Barrow is the largest in the United States, training four residents per academic year,[2] for a total of 28 residents. In 2009 he became the Chief of the Spine Section at the Barrow Neurological Institute and was appointed the Volker K.H. Sonntag Chair in 2015. In 2016 he became the second Donlin M. Long Professor of Neurosurgery at Johns Hopkins Hospital. Dr. Theodore also holds professorships in Orthopedics and Biomedical Engineering at Johns Hopkins. He is also actively involved in the area of preventative medicine within neurosurgery. He has been associated with the ThinkFirst Foundation for several years, having served as the foundation’s Medical Director and President. In 2017, Dr. Theodore was appointed to the National Football League’s Head, Neck and Spine Committee, of which he became Chairman in 2018.[3] In 2020, Michael J. Fox revealed in his memoir that Dr. Theodore performed a risky but successful surgery on him to remove an ependymoma in Fox’s spinal cord.

Nicholas Theodore went to medical school at Georgetown University and is known for his work in spinal trauma, robotics, minimally invasive surgery, and personalized medicine.