American Association of School Librarians http://www.ala.org/aasl
The mission of the American Association of School Librarians is to advocate excellence, facilitate change, and develop leaders in the school library media field.

American Library Association http://www.ala.org
The mission of the American Library Association is to provide leadership for the development, promotion, and improvement of library and information services and the profession of librarianship in order to enhance learning and ensure access to information for all.

Virginia Educational Media Association http://www.vema.gen.va.us
The mission of the Virginia Educational Media Association is to be the recognized voice for excellence in Virginia's school libraries. VEMA’s aim is to promote literacy, information access and evaluation, love of literature, effective use of technology, collaboration in the teaching/learning process, intellectual freedom, professional growth, instructional leadership, and lifelong learning.

Virginia Library Association http://www.vla.org
The Virginia Library Association is a statewide organization whose purpose is to develop, promote, and improve library and information services and the profession of librarianship in order to advance literacy and learning and to ensure access to information in the Commonwealth of Virginia.