Banned books are books or other printed works such as essays or plays which are prohibited by law or to which free access is not permitted by other means. The practice of banning books is a form of censorship, from political, legal, religious, moral, or (less often) commercial motives. This article lists notable banned books and works, giving a brief context for the reason that each book was prohibited. Banned books include fictional works such as novels, poems and plays and non-fiction works such as biographies and dictionaries.citation link: http://worldheritage.org/articles/List_of_books_banned_by_governments