Alberta's revised guidelines on school library books will ban works containing explicit images of sexual acts, but not written descriptions, according to the new ministerial order published Monday. Books containing graphics of bodies for a non-sexual purpose, such as anatomy books, are exempt. The changes follow last week’s uproar after the Edmonton School Board included well-known books such as The Handmaid's Tale, The Color Purple, I Know Why the Caged Bird Sings, The Godfather and Jaws among