Tim Collier is a professor in the Department of Translational Science & Molecular Medicine, Edwin A. Brophy Endowed Chair in Central Nervous System Disorders and director of the Udall Center of Excellence in Parkinson’s Disease Research at Michigan State University. Dr. Collier trained at the University of Minnesota, Northwestern University and the University of Rochester. More than fifteen years ago he became a member of a four principal investigator collaborative team that have been studying issues of dopamine neuron biology as they apply to aging, Parkinson’s disease and experimental therapeutics. Dr. Collier is a past president of the American Society for Neural Therapy and Repair, past chairperson of the NIH CNNT study section, associate editor of the European Journal of Neuroscience, and he has published over 100 peer reviewed scientific reports.