介绍社会认识论的发展情况及主要观点,分析社会认识论的知识观对情报学知识界定的影响,考察社会认识论关于知识获得的社会化途径对于情报学过程如信息源、信息检索、信息服务等理论的影响,用社会认识论中求真认识论的知识评价标准分析情报学如何评价知识的问题。最后,认为社会认识论特别是现代社会认识论可以作为情报学理论基础的一个有力竞争者。 This paper introduces the development of social epistemology and its main points of view, analyzes the impact of social epistemology view of knowledge on the definition of informatics, and examines the social epistemology on the social access to knowledge acquisition. For information science, information retrieval, information services and other theories Influence, using epistemological epistemological knowledge evaluation criteria in social epistemology to analyze how to evaluate informatics. Finally, we think that epistemology of society, especially epistemology of modern society, can be a powerful competitor on the basis of informatics theory.