ADA - American Dental Association Annual Sessions 2009

Your American Dental Association turns 150 years old this year, and it’s in very good health for its age. With 157,000 members, the ADA represents more than 70 percent of U.S. dentists, making it the world’s largest and oldest national dental association—America’s leading advocate for oral health.
 
To celebrate the sesquicentennial year to its fullest, the ADA is planning special projects and events, and this Sesquicentennial Celebration page is the place to find out the details.