This study focuses on the identity establishment of library and information science. It suggests, as a way of establishing the identity, the necessity of promoting of business environment in library and information science. For this purpose, the study examines Korean cases that have damaged the identity, and analyzes why such damage has been done and how it affects the fostering of business environment in library and information. It also diagnoses the possibility of identity establishment such as, for example, professionalism of the librarian and creation of jobs through the fostering of business environment in library and information science.