Dr John Rhee is a neuro-oncologist and palliative care specialist at Dana Farber Cancer Institute and Instructor of Neurology at Harvard Medical School (HMS), where he takes care of patients with central nervous system cancers as an oncologist and their palliative care needs as a palliative care specialist. He runs a supportive care clinic and research program addressing the supportive, symptom, and palliative care needs of patients with central nervous system tumors with the goal of improving their daily lived experience. His research focuses around understanding mechanisms of symptom burden and improving symptom burden in patients with CNS tumors, with a particular focus on tumor-related aphasia and application of large language models in symptom science. He was formerly Chief Resident of Neurology at Mass General Brigham and received his MD/MPH from the Icahn School of Medicine at Mount Sinai. He is a Young Member of the Pontifical Academy of Life, a bioethics advisory group for the Vatican. He is also also a Faculty Affiliate of the HMS Center for Bioethics and a Fellow at the Center for Psychological Humanities & Ethics. He is the co-founder and President of the Hippocratic Society, a nonprofit dedicated to virtue and character formation in physicians and medical trainees.