Educational leadership High school principals School management and organization 30 Teacher-principal relationships 21 Psychological aspects 14 Transformational leadership 9 Multiple intelligences 7 Teachers 7 Job satisfaction 6 Curriculum planning 4 High school teachers 4 Curricula 3 Education 3 Education, Secondary 3 Educational technology 3 Professional relationships 3 Psychology 3 Administration 2 Attitudes 2 Computer-assisted instruction 2 Decision making 2 Educational planning 2 High schools 2 Organizational commitment 2 Religious aspects 2 School discipline 2 Schools 2 Self-efficacy 2 Student activities 2 Teacher effectiveness 2