The National Association of Elementary School Principals is dedicated to assuring that every American boy and girl receives the world's best elementary and middle school education. Founded in 1921, and with a membership of more than 27,000 principals, the NAESP has become the most powerful voice of Pre-K-8 principals in the world. Its mission is to serve as advocates for children and to help principals do the best job possible by providing them with vital information, services, and professional development opportunities.