三十年前，席拉提出發展「社會知識論」作為圖書資訊學的知識論基礎。
席拉當年所倡導的社會知識論即是現今方興未艾的知識社會學--門關心知識的
創造、傳播與使用的學問。本文即是探討知識社會學的內涵及其與圖書資訊學的
關係。而英國「資訊科學家學會」所制定的資訊科學標準，即是知識社會學作為
圖書資訊學的學術基礎的重要例證。

　　　　　Thirty years ago, Jeese H.Shera advocated an epistemologicalfoundation for
librarianship, he calledit social epistemology. Now we call it,Sociology of Knowledge,
a disciplinewhich focus on knowledge creation,dissemination and utilization. This
article explores the content of the sociology of knowledge and its relation tolibrary
and information science. Institute of Information Scientists' Criteriafor Information
Science, a guide tosubject areas which can be included inthe instruction of
information science,is identified to prove that the knowledge of knowledge is the
basic intellectual foundation for librarian andinformation specialist.