本研究旨在探討國民中學校長溝通行為、教師組織信任與教師教學效能之關係，並分析不同個人背景變項在校長溝通行為、教師組織信任與教師教學效能的差異情形，進而探討校長溝通行為、教師組織信任與教師教學效能的相關性及校長溝通行為、教師組織信任對教師教學效能的預測力。 透過問卷調查法，以新北市國民中學教師為對象，共發出627份問卷，問卷內容包括背景變項問卷、校長溝通行為問卷、教師組織信任問卷與教師教學效能問卷。回收有效問卷467份，可用率為74.48％。資料統計分析上使用描述性統計、獨立樣本t 檢定、單因子變異數分析、皮爾遜積差相關、逐步多元迴歸分析等方法。 本研究結論如下： 一、國民中學教師對校長溝通行為、教師組織信任與教師教學效能知覺程度皆屬中 上程度。 二、國民中學教師性別、年齡、擔任職務、學校規模在校長溝通行為方面有差異。 三、國民中學教師性別、年齡、學歷、擔任職務、學校規模在教師組織信任方面有 差異。 四、國民中學教師年齡、學歷、學校規模在教師教學效能上有差異。 五、校長溝通行為、教師組織信任與教師教學效能三者之間具有顯著正相關。 六、校長溝通行為、教師組織信任對教師教學效能具有顯著預測力，以教師組織信 任對教師教學效能之預測力最佳。 / This study aims to investigate the current development of the the principals’ communication behavior, teachers’ organizational trust and teachers’ teaching effectiveness in junior high school, and to analyze the differences in teachers of different backgrounds variables are conscious of the principals' communication behavior, teachers’ organizational trust and teachers’ teaching effectiveness, and to explore the relationship among the three variables; finally, to forecast teachers’ teaching effectiveness through the principals' communication behavior, teachers’ organizational trust. Questionnaire survey is adopted and personal background questionnaire, the principals’ communication behavior, teachers’ organizational trust and teachers’ teaching effectiveness questionnaire are included. The questionnaires were distributed to 627 teachers in New Taipei City junior high schools, and 467 valid questionnaires were retrieved, with 74.48% of availability. The data were analyzed with descriptive statistics, independent sample t-test, one-way ANOVA, Pearson Product-Moment Correlation and multiple stepwise regression analysis. The conclusions are as follows: 1. The overall situation about the perceptions of junior high school teachers toward principals’ communication behavior, teachers’ organizational trust and teachers’ teaching effectiveness is mid-high level. 2. Junior high school teachers’ percept is obvious difference of principals’ communication behavior in sex, age difference, positions and working school scales. 3. Junior high school teachers’ percept is obvious difference of teachers' organizational trust in sex, age difference, positions and working school scales. 4. Junior high school teachers’ percept is obvious difference of teachers’ teaching effectiveness in age difference, academic backgrounds, and working school scales. 5.There are significant positive correlations among principals’ communication behavior, teachers’ organizational trust and teachers’ teaching effectiveness. 6.There are significant predictive power among principals’ communication behavior, teachers’ organizational trust and teachers’ teaching effectiveness, and teachers’ organizational trust is the most reliable predictor to the teachers’ teaching effectiveness.