作者理论在20世纪西方发生了重大转变。本文尝试对此作初步分析。论文重点考察六种现代作者理论 欲望性作者、语言性作者、沟通性作者、生产性作者 死亡性作者和话语功能性作者。论文认为现代作者论是对古典作者的反拨的产物，有助于消解作者的绝对权威而展示多种风貌,但又以牺牲作者的历史性为代价。论文最后主张，作者具有历史性,但同时可以多态共生。

This thesis is purposed to analyse preliminarily the theories of authorship. which have changed greatly in the west in the 20 century . It studies mainly six modern theories of authorship.i.e. lusting authorship , linguistic authorship , communicative authorship, productive authorship dead authorship and discourse-functional authorship It holds that modern theories of authorship , resulting from rectifying classical authorship helps dissolve author's absolute authority and reveal its varied forms:only at the cost of its historic character . Finally it maintains that authorship is a historic concept , while authors can co-exist in varied forms.