purpose: This research aimed at the Identification of the necessities for implementation of bibliotherapy in public libraries from the perspective of knowledge and information science professionals and Psychology professionals, and Proposing a Model.
Methodology: At first, in order to identify the necessary components for the implementation of bibliotherapy in the public libraries, we tried to use exploratory study and the review of the literature and then, we designed a web-based questionnaire with well-measured scales of reliability and validity to Survey the viewpoints of professionals about prepared criteria. Population of the study included 61 members of knowledge and information science and Psychology professionals.
Findings: The results showed that on the basis of the viewpoints of professionals, clients of the bibliotherapy projects in public libraries should be normal people, the most important organization that can involve is “Iran Public Libraries Foundation”,  the central requisite for initial engagement is “trained and specialized manpower”, the best method of performance is  “creative bibliotherapy”, the most important contribution of corporate organizations is  “providing suitable booklists”, The most important task of an engaged public libraries was “Providing needed books” And the joint task of all cooperating organizations was “Evaluation and debugging the process”.
Originality/Value: in this research we tried to introduce the main elements of the implementation of bibliotherapy projects in public libraries and offer a basic how to do list for action.