In the problematic line for research, the role of theory, its formal prescriptive positive status is essential, its complex relationship with the experience of the subject, the emergence of other theoretical bodies from confrontation, the criteria of truthfulness relative of theorems that are usually translated into certainty that hinder critical reflection and analysis, the criteria of work that can be supported in critical use of theory or formal or educational use, the logic of the theoretical discourses and the Changing character of reality. Access and explain real events, immediately refers to specificity.