American Chiropractic Association, based in Arlington, Va., is one of the largest professional associations in the world representing doctors of chiropractic. The ACA provides lobbying, public relations, professional and educational opportunities to doctors of chiropractic, funds research regarding chiropractic and health issues, and offers leadership for the advancement of the profession. With approximately 18,000 members, the ACA promotes the highest standards of ethics and patient care, contributing to the health and well-being of millions of chiropractic patients. The Student American Chiropractic Association promotes student awareness regarding the chiropractic profession. Some of its publications include ACA News, Journal of the American Chiropractic Association Online, Patient Pages, CA Chronicles and ACA Practice Advisory.