Stefan Unterer is the head of the gastroenterology service at the Clinic of Small Animal Internal Medicine of the Ludwig-Maximilians-University of Munich/Germany. He completed his internship and residency in small animal internal medicine at the University of Zürich/Switzerland and University of Georgia/USA. Stefan Unterer became board-certified by the European College of Veterinary Internal Medicine in 2003. After one year in private practice, he returned to academia and became a faculty member at the University of Munich/Germany. He finished his habilitation thesis in 2016. His clinical research projects include the intestinal microbiome, acute hemorrhagic diarrhea in dogs, intestinal barrier function and longterm consequences of acute enteritis.