Abstract
This text aims to describe the emancipatory force noted during the analysis of the specific interactions between protagonists, then the participation of the latter in think tanks. It is mainly based on research carried out with parents of children living with disabilities for almost two decades. It highlights the contribution of the concepts of empowerment and communication power. He underlines the structural adjustments observed during the group meetings, particularly concerning group facilitation techniques, data analysis strategies, problem-solving processes, as well as the evolution of collective representations. Taking into account the recommendations made by the participants, the conditions of application, the categories of adaptive attitudes and organizational behaviors, a few strings of analyst will be highlighted ; they can help to make explicit the representations of empowerment, as well as the emergence of the parents’ communication power.