ORGANIZATIONAL SILENCE IN EDUCATIONAL ORGANIZATIONS: A META-ANALYSIS STUDY
The aim of the present research is to synthesize the results of the studies that have investigated the relationship between some organizational variables (transformational leadership, organizational justice, managerial trust, mobbing, organizational commitment, burnout) and organizational silence in educational organizations by meta-analysis method. For this purpose, selection criteria were established to indicate the studies to be included in the meta-analysis at first. Afterwards, a comprehensive literature search was conducted using Turkish and English of the terms "organizational silence, employees' silence, silence." In consequence of the literature survey, 31 studies have been reached which are meet the selection criteria. Analyzes were performed on data obtained from 31 studies. The total number of samples in these studies is 10095. The coefficient of correlation was used in the calculation of the effect size and the analyzes were made by means of the random effects model. According to the results of the random effects model, it was found that there was a significant and negative relationships between the transformational leadership and organizational silence (r = -0.23), negative relationships between the organizational justice and organizational silence (r = -0.31), negative relationships between the managerial trust and organizational silence (r = -0.25), positive relationships between the organizational silence and burnout (r = 0.37), positive relationships between the mobbing and organizational silence (r = 0.47), negative relationships between the organizational silence and organizational commitment (r = -0.25). According to these results, it can be stated that the level of the organizational silence of the employees in the educational institutions may change depending on the variables of the transformational leadership, organizational justice, managerial trust and mobbing, and that the level of the organizational silence of the training employees can change the levels of burnout and organizational commitment.

Keywords
Organizational silence, meta analysis, educational institutions