About Dennis W. Choi, MD, PHD Choi joined Emory in July 2007 as executive director of Emory’s strategic neurosciences initiative and is a professor in the Department of Neurology. He received MD and PhD degrees in 1978 from Harvard University and the Harvard-MIT Program in Health Sciences and Technology. Choi served as head of the Neurology Department at Washington University Medical School from 1991 until 2001 and as neurologist-in-chief at Barnes-Jewish Hospital. From 2001 until 2006 Choi was executive vice president for neuroscience at Merck Research Labs. Choi is a member of the Institute of Medicine and its Forum on Neuroscience and Nervous System Disorders, a fellow of the American Association for the Advancement of Science and a former president of the Society for Neuroscience.