Greg Gerhardt, Ph.D. – Dr. Gerhardt is Professor (with tenure) of Anatomy & Neurobiology, Neurosurgery, Neurology, Psychiatry and Electrical Engineering at the University of Kentucky Health Sciences Center in Lexington, KY. He has published over 315 peer-reviewed papers and >70 book chapters in areas of Parkinson's disease, the effects of aging on dopamine neuron function, brain machine interfaces such as DBS and the effects of neuronal growth factors, such as GDNF, on damaged or dying dopamine neurons in animals and patients with Parkinson’s disease. Dr. Gerhardt is well-known for his pioneering work in the development of microsensors for measurements of dopamine, norepinephrine, serotonin, nitric oxide, glutamate, choline and other neurotransmitters in the brains of animal models of neurological disease. Dr. Gerhardt is also the Scientific-Director of the Brain Restoration Center and the Director of the Center for Microelectrode Technology (founded in 1991), both at the University of Kentucky. In his spare time he enjoys scuba diving, down-hill skiing, flying in vintage airplanes and rebuilding “muscle” cars.