Professor Sydney Cash, M.D., Ph.D. Professor Sydney Cash, M.D., Ph.D. scash2025-04-11T14:47:00-04:00 Division Chief of the Division of Epilepsy in the Mass General Brigham (MGB) Department of Neurology Professor Sydney Cash, M.D., Ph.D.scash2025-04-11T14:47:00-04:00