The article discusses how relational dimension is present and is constituted by former professors of graduation degrees and their academic students, as well as their influence in teaching and learning processes in teacher professionalism formation. Semi-structured interview was used to gather data among 40 egress students of eight graduation courses from a university of a southern state of Brazil. The research was theoretically substantiated by the following authors: Almeida e Biajone (2007), Roldão (2007), Placco (2002) e Imbernon (2004). The data indicated that the relational aspect is influencing the teaching profession constitution, but that cannot unlink the didactic and pedagogical issues. The graduates also revealed that resort to practices and teaching models of teacher trainer for carrying out their teaching work.