Brooks D. Cash, MD, is a professor of medicine at the University of South Alabama (USA) in Mobile, Alabama, where he has held a faculty position since 2013. He previously was a professor of medicine at the Uniformed Services University of the Health Sciences in Bethesda, Maryland. He currently serves as the director of the Motility and Physiology Service at the USA Digestive Health Center. Prior to his relocation to USA, Dr Cash served in the United States Navy for 24 years, retiring in 2013 at the rank of Captain as the Deputy Commander for Medicine at Walter Reed National Military Medical Center, Bethesda, Maryland. Dr Cash received his undergraduate degree in business administration (finance) with honors from The University of Texas at Austin. He earned his medical degree from the Uniformed Services University of Health Sciences and completed his internship, residency, and gastroenterology fellowship at the National Naval Medical Center, also in Bethesda. Dr Cash is a diplomate of the American Board of Gastroenterology. He is a fellow of the American College of Physicians, American College of Gastroenterology (ACG), American Gastroenterological Association, and the American Society for Gastrointestinal Endoscopy. Dr Cash serves on the Rome Foundation Committee for Functional Gastrointestinal Disorders and has authored multiple articles and book chapters on a variety of gastrointestinal topics, including irritable bowel syndrome and chronic constipation, colorectal cancer screening, CT colonography, acid peptic disorders, Barrett esophagus, and evidence-based medicine. He serves as an associate editor for The American Journal of Gastroenterology and is an editorial board member and reviewer for numerous internal medicine and gastroenterology medical journals. Dr Cash most recently served as the Governor of ACG’s Military Region.