Gary W. Miller, PhD is the Vice Dean for Research Strategy and Innovation and Professor of Environmental Health Sciences at the Mailman School of Public Health at Columbia University. He was founding director of the HERCULES Exposome Research Center at Emory University, the first exposome-based center in the U.S. In addition to his work on the exposome, his research interests include the role of environmental factors in neurodegenerative disorders, such as Parkinson's disease and Alzheimer's disease, and the regulation of dopamine signaling in the brain. He served as Editor-in-Chief of Toxicological Sciences, the official journal of the Society of Toxicology, from 2013-2019.