This PhD aims to train researchers who contribute to the advancement of knowledge in the field of psychoeducation, both theoretically and at the level of intervention practices specific to this profession. At the methodological level, the following objectives are aimed at that the student perfects his knowledge and his research skills and is able to carry out all the stages of research in an autonomous way, from the conception to the diffusion of the results; the student acquires knowledge transfer skills in order to improve psychoeducational practices.