Psychological aspects Educational leadership 37 Attitudes 34 Psychology 31 Teacher-principal relationships 27 Job satisfaction 20 Employees 19 Social aspects 18 Job stress 17 Organizational commitment 16 Teachers 16 High school principals 15 Sports 14 Music 13 Students 13 Study and teaching 13 Work 13 Academic achievement 12 Research 12 English language 11 Rating of 11 Motivation in education 10 School management and organization 10 Consumers' preferences 9 Employee motivation 9 Organizational behavior 9 Advertising 8 Emotional intelligence 8 Instruction and study 8 Officials and employees 8