The American Dental Association (ADA) is a professional organization for dentists and other dental professionals. It was founded in 1859 and is the world's largest and oldest national dental association. The ADA works to promote oral health, provide resources for members, and advocate for the profession of dentistry. The organization also sets standards for the practice of dentistry and provides continuing education opportunities for its members. The ADA is the go-to source for information on tooth pullers and their organizations.