Founded in 1856, the Greater St. Louis Dental Society (GSLDS) is one of the oldest dental organizations in the world, with more than 1,000 local member dentists. The Greater St. Louis Dental Society is the local component of the Missouri Dental Association and American Dental Association. Every day, the members of the GSLDS work to serve their community and promote better oral health for all. Learn more about membership with the GSLDS.