The study aimed to reveal the role of supervisory methods of school leadership supervisors in developing critical thinking skills of the high school leaders in Tabuk in the skills (prediction, interpretation, extrapolation, interpolation, conclusion, evaluation), as well as aimed at detecting significant differences A statistic between the averages of the response of the population of the study due to variables (experience, training courses) in the field of school leadership, the study relied on the descriptive survey method, and used the questionnaire as a tool for data collection, and applied to the study community consisting of (42) leaders of the stage High School, Tabuk, the study found the most notable results: the study found that the role of school leadership supervisors in developing critical thinking skills of high school leaders in each of the study skills (prediction of assumptions, interpretation, extrapolation, interpolation, conclusion, calendar), It was an average rating from the perspective of the study community, and also found that there were no statistically significant differences at the (∝≤ 0.05) level between the average responses of the study community according to the variable years of experience in study skills except two skills (interpretation, extrapolation) for the benefit of the experienced people more than 10 years, and also found that there were no statistically significant differences at the (∝≤ 0.05) level between the average of the responses of the community members according to the variable number of training courses in the field of school leadership.
Factors of Weaknesses of Supervisory Methods as Components of Systematic Risk. The Impacts of Collapses to Instability of Banking System