Abstract: This study aims to determine the effect of commitment, self-efficacy, motivation, effectiveness on the work productivity of teachers of Public Middle Schools in North Minahasa district. This research uses a quantitative research approach with a survey method with causality study techniques and uses path analysis, which is a pattern that shows the influence of variables with a sample taken from teachers in state junior high schools in North Minahasa regency by cluster random sampling of 120 people.