Dr. Byoung-Joon Song received his B.S. and M.S. degrees from Seoul National University, Seoul, Republic of Korea. He then received his Ph.D. degree from the Department of Pharmacology, University of Minnesota Medical School. He completed his post-doctoral training from Drs. Frank F. Gonzalez and the late Harry V. Gelboin at the National Cancer Institute, NIH from 1983–1986. He joined the NIAAA as a Senior Staff Fellow in 1986 and has served as a Senior Investigator and Chief of the Section of Molecular Pharmacology and Toxicology, Laboratory of Metabolism and Membrane Biochemistry since 1993. He has studied the functional roles of CYP2E1 and ALDH2 in promoting post-translational protein modifications (PTMs), mitochondrial dysfunction, ER stress, and apoptosis, leading to alcohol- and nonalcohol-associated tissue injuries through the gut-liver-brain axis. He has authored or co-authored more than 200 publications.