Eric Tkaczyk, M.D., Ph.D., is an assistant professor of dermatology and biomedical engineering at Vanderbilt University Medical Center and a physician-scientist at the Department of Veterans Affairs (VA) Tennessee Valley Healthcare System in Nashville. He is also director of the Vanderbilt Dermatology Translational Research Clinic. His research interests include biophotonics and machine learning approaches to improve diagnosis and treatment of dermatologic and systemic diseases.