The American Gastroenterological Association (AGA) is a society of physicians, surgeons, scientists and other individuals within the healthcare community who have a demonstrated and continued interest in the functions and disorders of the digestive system. Founded in 1897, the AGA is the oldest non-profit specialty medical society in the country. With more than 13,000 domestic and international members, the AGA is the largest GI society in the United States and among the largest GI societies in the world. AGA membership encompasses a rich and diverse constituency representing every facet of gastroenterology practice, research and education.