It as much increased the interpersonal communication in amount as in quality. There was an enrichment of the knowledge of themselves and the other members of the group, as well as a greater level in the expression of affection and the Group Cohesividad. – Chestnut grove A., (2007), determined the effect of a program of dynamics of a group on the assertive conduct of a sample of adolescents of both sexes 2 students of 1 and year of Sciences using as intervention model the gestltica theory and verified its effectiveness to increase the assertive conduct. – It C., (2007), realised an assertive training with students of the first semesters of psychology, by means of the technique of the concealed modeled one. Concluding that the students obtained changes of conducts in their communication with the assertive training by means of technique of concealed moldeamiento. Between the changes observed rebound among others the following: expression of feelings and opinions in honest form, reclamation of rights, the personalisation when expressing itself (I, my, mine, etc.).
Noble l., (1976), elaborated an analysis referring critics to the techniques used in assertive training. – Goldbergt D. and Of Branches R., (1980), that they presented/displayed an approach to the functional study of the assertive conduct like: The behavior characterized by the expression of feelings, authentic emotions characterized by the expression of feelings, emotions and/or conducts such as: to make requests, to initiate and to maintain conversations, to defend the own rights, etc. In this work was a noticeable reduction in the anxiety level and important increase in the one of assertiveness of the group; this was the awaited thing and demonstrated the efficiency of the program for the profit of the immediate objective. Perez de Zaera, E., (1985), that measured the effect of a program of assertive training with group techniques in University students.