Dr. Diane Preziosi graduated from the University of Missouri-School of Veterinary Medicine in 1992. She worked in private practice on small animals and exotics for six years before returning to the University of Missouri Veterinary School to teach general practice medicine to veterinary students for three years.
After that, she completed a residency in dermatology at the University of Pennsylvania. Dr. Preziosi is a board-certified specialist in dermatology (ACVD). She is an active speaker lecturing to veterinarians and non-veterinarians on various dermatology topics.