This paper presents the evaluation and the regulation of an initial teacher training programme which has been investigated from a scientifical point of view. The different researches realized have conduct the trainers to adapt the teacher training programme. These adaptations concern conceptual, pedagogical and methodological aspects. The assessment of the effects of these adaptations over a period of about ten years illustrate the approach that combines research and training and the richness of the double role of the researchers who are (...) also trainers. (shrink)