Effectiveness of Education and Training Model In-On-In in the Supervision Competency Perspective of Principal Candidates

The results of the national school principal competence of supervision test (UKKS) indicate the fact, which is low. Efforts to improve these competencies are through education and training of prospective school principals through the In-On-In model. Form of implementation of regulations that have been set by the government, which is expected to be able to improve the competence of school principals. This comparative descriptive research design is carried out in order to compare the competence of school principals before and after attending the In-On-In model of education and training. Result of this research show differences in the competence of supervision of prospective school principals between before and after participating in the In-On-In model education and training.