From target group to actors of collective action: The empowerment process throughout a Participatory Evaluation project - Ciraso-Calí, Anna ; Pineda-Herrero, Pilar ; Úcar-Martínez, Xavier (Revue internationale Animation, territoires et pratiques socioculturelles / International Journal of Sociocultural community development and practices / Revista internacional Animación, territorios y prácticas socioculturales, 2015)