Dr. Cai received his MD in 1983 and Ph.D. in 1990 from Jilin University (formally Norman Bethune University of Medical Sciences), China. He has had his postdoctoral training in the University of Western Ontario and McGill University (1993-1999), Canada. Dr. Cai is tenured Professor of Departments of Pediatrics, Radiation Oncology and Pharmacology and Toxicology, and Director of Pediatric Research Institute, the University of Louisville School of Medicine.  Dr. Cai has served on the many special grant review panels and committees at the NIH, Department of Defense, American Diabetes Association, and American Heart Association.  He is author and co-author of more than 320 publications including peer-reviewed articles and/or book chapters, etc. He is Editor-in-Chief of Journal of Toxicology and Risk Assessment (2016-Present), Journal of Microbial & Biochemical Technology (2017-Present); Associate Editor: J Geriatric Cardiol (2011-2015), Toxicol Sci (2014- 2019), Rad Med Protect (2020-); Frontier in Endocrinology (specialty cardiovascular diseases, 2021-present), Senior editor: Journal of Diabetes Research and Clinical Metabolism (2012-Present).