In Mexico teacher’s training has a long tradition. It started as an art, until it got the status of a profession. This article shows the different academic spaces where teachers were trained. It started with its instruction at the Lancastrian system, and then they studied at the academies and institutes until the Normal Schools were created. In these institutions the future teachers received lessons of pedagogy that makes the difference between the art of being a teacher and its professionalization. These are the axes that cross the article. The main ideas are related to the question that Dominique Julia exposes in order to find out which was the knowledge that teachers had in the past.
teachers; training; professionalization