“…De Jong, van Tartwijk, Wubbels, Veldman and Verloop (2013) research on the discipline strategies of teachers is well documented when regarding their impact on students and the work climate in the classroom. Wubbels, Creton and Hooymayers (1985) describe the discipline and interactional behaviour of teachers (Astuti et al, 2019) about the principal's leadership style on teacher productivity (Arhipova et al, 2018;Bariroh, 2017;Ginting & Purba, 2019;Jaidie, 2020;Komalasari et al, 2020) discussing the Principal's Supervision Competency on Teacher Performance (A. about the Effect of Principal Supervision Competence School and School Culture on Teacher Performance (Akinwumi, 2004), concerning the supervision of teacher productivity, Effects of Principal Managerial Competence on Teacher Performance, and (Faisal, 2013) discusses the Effect of Principal's Managerial Ability on Teacher Performance. Based on the background described above, it is necessary to establish research that links school principals' managerial competence, teacher discipline, and teacher productivity in primary schools.…”