... problems in schools receiving the lowest ratings. In several IFL districts, administrators used information gathered in Learning Walks to determine whether teachers and principals were implementing ... school, to the classroom. DDDM in education refers to teachers, principals, and admin-istrators systematically collecting and analyzing vari-ous types of data, including input, process, outcome and ... Making in Education? Notions of DDDM in education are modeled on suc-cessful practices from industry and manufacturing, such as Total Quality Management, Organizational Learning, and Continuous...