Galdames-Poblete, S. and Rodríguez-Espinoza, S. 2016. Educational Leaderships before the Position of Directors. A New Stage of Training. REICE. Ibero-American Journal on Quality, Effectiveness and Change in Education. 8, 4 (Jun. 2016). DOI:https://doi.org/10.15366/reice2010.8.4.003.