abstract the following paper will expose the achievements of the graduate research project (conicet): transformations of the identifying project at puberty and adolescence during psychopedagogy treatment, which main purpose is the exploration of the psychic processes involved in the construction of the identifying project on youngsters with symbolization difficulties. the autonomous enunciation of a project (aulagnier, 1977) implies the historicizing action of the self. at adolescence, that activity takes place in the context of deep transformations that invoke the libidinal and identifying supports, involving then unreleased identifying re-significations that are developed in a permeable space between permanence and change. two key dimensions of analysis are suggested: historicization and temporality process; which will be approached through the study of narrative and written production. this paper states that the specific characteristics of psychopedagogy treatment encourages the enrichment of the symbolic production of the young patients, which enhance the development of the historicization process.