Mark Hallett (1943–2025): A pioneer in brain stimulation

Mark Hallett graduated from Harvard in medicine and trained at Peter Bent Brigham hospital and Massachusetts General Hospital. After a fellowship at NIH he won a Mosley travelling fellowship to spend 2 years at the Institute of Psychiatry in London in the newly-formed Department of Neurology under David Marsden. Before joining NIH in 1984, he was Chief of the Clinical Neurophysiology Laboratory at Brigham and Women’s Hospital in Boston and associate professor of neurology at Harvard Medical School.