Dr. Holroyd is a neurologist who focuses on the clinical practice of inpatient neurology and the care of neuroinfectious and neuroinflammatory disorders. She completed medical school at Johns Hopkins University School of Medicine followed by neurology residency at the Harvard Massachusetts General and Brigham and Women's Hospitals, where she was elected chief resident in 2020. Dr. Holroyd then completed a neuroimmunology fellowship at Harvard Massachusetts General Brigham where she further specialized in the care of autoimmune conditions such as multiple sclerosis, neuromyelitis optica, and encephalitis. Subsequently, she spent two years training in global health and neuroinfectious diseases through Yale University School of Medicine and the International Neuro-HIV Cure Consortium, during which she was based full time in Bangkok Thailand studying the neurologic complications of HIV and other infections. She has also participated in clinical work and research in multiple other global settings including the United Arab Emirates and Zambia. She is currently the medical student and residency education director for neuro-infectious disease, and assists in running the post-doctoral neuroinfectious disease clinical research fellowship for LIC and LMIC physician-scientists at Columbia.