The purpose of this paper is to examine the variables that contribute to making a successful digital library with integrated conceptual framework The central research question is what are the characteristics of most successful digital libraries \ulcorner and what factors determine whether a new digital library is likely to survive\ulcorner Three groups of factors that affect the success of an digital library can be extracted from previous research;(1) individual characteristics of the digital librarian;(2) group structural characteristics;(3) conditions characterizing the environment of a new digital library. provide a brief introduction to this comprehensive model.