Dissertations 96 Dissertations, Academic 93 Psychological aspects 46 Management 41 Educational leadership 36 Study and teaching 30 English language 29 School management and organization 28 Study and teaching (Secondary) 25 Social aspects 24 Education 22 Teacher-principal relationships 22 Arabic language 21 Research 20 Study and teaching (Higher) 20 Teachers 20 Case studies 17 Banks and banking 16 Evaluation 16 School principals 16 Curricula 15 Economic aspects 15 High school principals 15 Corporations 14 Environmental aspects 14 Job satisfaction 14 Language 14 Employees 13 Economic conditions 12 Attitudes 11