The most common tools for the evaluation of writing today are designed to give pupils the means to measure the degree of conformity or deviancy of their writings against various graphic, phrasal, textual, and discursive norms. In this regard, the markers are given by reference social practices, whether they are those from the extra-curricular or the curricular environments. It is a precise and efficient tool for revising and normalising texts intended to be disseminated.Originally published in Repères, 26/27, 2002-2003, 123-148