“…Such an effort has been traditionally very strong, because of the way that data are stored in the educational institutionsnamely, following administrative rules and procedures, and with little use of technology . Things are changing rapidly, and today many schooling datasets are huge, well-classified, readily available, and much diversified (Behrens & DiCerbo, 2014;Bowers, 2017;Bowers, Shoho, & Barnett, 2014;Koedinger et al, 2010). This evolution has been immediately caught by researchers, and applications of sophisticated data miningstyle analyses to those datasets have generated a rich stream of academic papers, reports, and practical applications (Baker & Inventado, 2014).…”