Alexandra Touroutoglou, Ph.D., and Bradford Dickerson, MD, neuroscientists in the department of Neurology at Massachusetts General Hospital, are the lead authors of a new study published in Alzheimer’s & Dementia, The Sporadic Early-onset Alzheimer’s Disease Signature Of Atrophy: Preliminary Findings From The Longitudinal Early-onset Alzheimer’s Disease Study (LEADS) Cohort.