Marisol Valencia: Social worker by the Universidad de Antioquia (Medellin). Master’s degree in Social Service from the Universidad Federal de Río de Janeiro (UFRJ). Doctoral candidate in Social Service at the same University. Author of journal articles. Speaker at international events in Argentina, Colombia, Brazil, Ecuador and Mexico, presenting work on theoretical-methodological foundations from the historical-critical perspective of social work. She is currently carrying out her doctoral research on Professional Practice Dimensions.