Is there any viable definition for LIS discipline?

Abstract

In this paper the author argues that in spite of the expert' effort to find a fundamental basic for the LIS discipline still there is a lack of theoretical basis.Methodology: the methodology in this paper is content analysis in which some famous experts' sayings are analyzed.Findings: In this article some sayings from several distinguished scholars were considered and their statements were analyzed Originality: despite many efforts from the experts still there is a lack for a fundamental theory for LIS without which this discipline can not stand tall along with other disciplines.