People

Gad Marshall, MD

Center for Alzheimer Research and Treatment, Brigham and Women's Hospital, Massachusetts General Hospital, Harvard Medical School

Dr. Gad Marshall is board certified in Neurology, and is the Associate Medical Director of Clinical Trials at the Center for Alzheimer Research and Treatment at Brigham and Women’s Hospital; Associate Neurologist at Brigham and Women’s Hospital; Assistant in Neurology at Massachusetts General Hospital; and Associate Professor of Neurology at Harvard Medical School.

Dr. Marshall has served as site principal investigator for 13 Alzheimer’s disease clinical trials and 4 multicenter observational imaging biomarker studies, including currently the Anti-Amyloid Treatment in Asymptomatic Alzheimer’s Disease (A4) trial, the Alzheimer’s Disease Neuroimaging Initiative (ADNI) 3, DoD-ADNI, and the Trial-Ready Cohort for Preclinical/Prodromal AD (TRC-PAD). He is the Brigham and Women’s Hospital Site Principal investigator, Steering Committee Member, and Chair of the Publications Committee for the Alzheimer’s Clinical Trial Consortium (ACTC).

His research has focused on clinical correlates of instrumental activities of daily living and neuropsychiatric symptoms with amyloid, tau, and FDG PET, structural and resting-state functional MRI, and CSF biomarkers across the early Alzheimer’s disease spectrum.