Dr. Leyi Wang, Clinical Associate Professor of Veterinary Clinical Medicine and Virology Section Head of Veterinary Diagnostic Laboratory, College of Veterinary Medicine at University of Illinois at Urbana-Champaign; Certified Veterinary Virologist by American College of Veterinary Microbiologists. Dr. Wang has co-authored over 100 peer reviewed articles and 8 book chapters, and edited two books of Animal Coronaviruses. He is the co-inventor for two US patents. Dr. Wang is a reviewer of NIH and National Pork Board grants, and Associate Editor of Medical Research & Publication, and Editorial Board of Veterinary Microbiology, Medicine, Scientific Reports, and Journal of Veterinary Diagnostic Investigation. His significant contribution to the field is that he for the first time reported identification of variant PEDV, Deltacoronavirus in diarrheic pigs, novel sparrow Deltacoronavirus, new Bottlenose dolphin coronavirus, and SARS-CoV-2 in tiger at Bronx Zoo. He has many years of experiences for vaccine development and for the first time to make protein polymers as vaccine platforms by utilizing homodimeric property of proteins. Since 2015, Dr. Wang uses Next-Generation Sequencing technology for whole genome sequencing of pathogens, especially for investigation of food-borne pathogen related illness.