David Twedt, DVM, ACVIM, graduated from Iowa State University and entered an internship and medicine residency in gastroenterology at The Animal Medical Center in New York City. Dr. Twedt then joined the staff of the Animal Medical Center and was also a research associate at the Liver Research Center of Albert Einstein Medical School. He then joined the Faculty at Colorado State University and the Department of Clinical Sciences where he is a Professor.

Tarini Ullal, DVM, DACVIM (SAIM) is a gastroenterology and hepatology fellow at University of California, Davis. She graduated from the University of California, Davis in 2015, completed a small animal rotating internship at North Carolina State University, and an internal medicine residency at Colorado State University. Her clinical and research interests focus on hepatic and gastrointestinal disease with a special interest in idiopathic chronic hepatitis, copper hepatopathy, and esophageal disorders in dogs.