The National Film Preservation Board serves as a public advisory group to the Librarian of Congress. The Board consists of 44 members and alternates representing the film industry, archives, scholars, filmmakers and others who comprise the diverse American motion picture community.As its primary mission, the Board works to ensure the survival, conservation and increased public availability of Americas film heritage, including: advising the Librarian on the annual selection of films to the National Film Registry, and counseling the Librarian on ongoing development and implementation of the national film preservation plan.