School management and organization Educational leadership 139 School principals 46 High school principals 31 Teacher-principal relationships 25 Psychological aspects 10 Transformational leadership 8 Leadership 7 Teachers 7 High school teachers 6 Job satisfaction 6 Attitudes 5 Curricula 5 School discipline 5 School improvement programs 5 Schools 5 Self-efficacy 5 Student activities 5 Case studies 4 Education 4 Multiple intelligences 4 Academic achievement 3 Curriculum planning 3 Education, Primary 3 Management 3 Professional relationships 3 School-based management 3 Study and teaching (Secondary) 3 Assistant school principals 2 Classroom management 2