Dr. Ken Nakamura is a neurologist who specializes in diagnosing and treating patients with Parkinson’s disease at the Parkinson’s Disease and Movement Disorders Clinic. He also runs a research laboratory at the Gladstone Institutes, where he investigates how disruptions of mitochondria—the “power centers” of cells that convert nutrients into energy—contribute to the development and progression of Parkinson’s disease and Alzheimer’s disease.