Dr. Rish Pai received his BA from Pomona College in Claremont, CA and earned his MD, PhD from Case Western University School of Medicine in Cleveland, OH. He completed his anatomic pathology residency at the University of Chicago Medical Center, followed by a gastrointestinal and hepatic pathology fellowship at the same institution. Dr. Pai is currently Professor of Laboratory Medicine & Pathology and serves as a Consultant Pathologist at the Mayo Clinic in Phoenix, Arizona. Dr. Pai has lectured nationally and internationally on many aspects of gastrointestinal and hepatic pathology and has directed multiple gastrointestinal CME courses. Dr. Pai is a regular reviewer for numerous pathology and gastroenterology journals and serves on the Editorial Board of the American Journal of Surgical Pathology. He has published over 110 articles and written multiple book chapters in the fields of gastrointestinal and hepatic pathology.  He is currently President of the Rodger C. Haggitt Gastrointestinal Pathology Society, member of the United States and Canadian Academy of Pathology (USCAP) Nominating Committee, and a former member of the USCAP Education Committee.

Dr. Pai works extensively with Alimentiv executive and scientific leaders in developing and validating histologic indices for clinical trials in inflammatory bowel disease, eosinophilic esophagitis, non-alcoholic steatohepatitis, and other diseases of the gastrointestinal tract. Dr. Pai also participates in protocol development, development of histologic endpoints, and precision medicine initiatives.