Harold C. McKenzie, III, DVM, MS, MSc (VetEd), FHEA, Diplomate ACVIM (LAIM) is a Professor of Large Animal Internal Medicine in the Virginia Maryland College of Veterinary Medicine (VMCVM) at Virginia Tech. He received his DVM from the University of Georgia College of Veterinary Medicine in 1990, and then entered into equine private practice in Maryland. This was followed by a residency in Large Animal Internal Medicine at the Marion duPont Scott Equine Medical Center, a campus of the VMCVM located in Leesburg, Virginia, USA. He became a Diplomate of the American College of Veterinary Internal Medicine (Large Animal) in 2000. Following his residency remained at the Marion duPont Scott Equine Medical Center as a faculty member for 15 years. He then moved to the main campus of the VMCVM in Blacksburg, Virginia in 2013. He completed a Masters of Sciences in Veterinary Medical Education with the Royal Veterinary College, University of London in 2018. His research interests include veterinary education, and various aspects of equine internal medicine, including pain management, critical care, nutrition and pharmacology. Dr. McKenzie has delivered over 90 presentations at conferences and is the author or coauthor of over 50 refereed journal articles and 20 book chapters.