本文分為四段1第一段首先記述英國警察扣押圖書館藏書，所引起的圖書檢查問題，接著記述法國極右派政黨控制法國南部四個公共圖書館的典藏政策， 所引起的館藏泛政治化問題，並對兩者作一综合觀察。第二段介紹IFLA於1999 年3月所發布的「圖書館與知識自由宣言」（Statement on Libraries and Lntellec-tualFreedom)，並闡釋宣言内有關知識自由、資訊自由與表意自由的意義與範 圍。第三段介紹ALA與IFLA，兩者皆為圖書館界保衛知識自由之執行機構。 第四段為省思，提到我國圖書舘界在保衛知識自由方面可作的努力，分成圖書 館員在選書者與檢查者之間的角色區分、圖書資訊教育的理念啟蒙與圖書館學 會的領導與執行三方面論述。

There are four parts in this article. The first part discusses The Mapplethorpe Event which raised the question of censorship and academic freedom in Britain. In addition, The FN Event in France is discussed, in which political ideology intervened into library collection development. The second part introduces the full contents of 4tThe Statement on Libraries and Intellectual Freedom^. The definitions of intellectual freedonij information freedom and the freedom of expression are explained further. The third pait describes the establishment and main duties of ALA and IFLA. Bothane executive organizations that safeguard intellectual freedom in the library world. The fourth part suggests three possible approaches for improving the climate of intellectual freedom in the libraries of Taiwan: the distinction between the role of book selectors and supervisors, the impoitance of educating library school students in the basics of libraiy mfonnatiorij and the leadership and administrative role of the association of librarians.