Dissertations Dissertations, Academic 15 School management and organization School principals 5 Administration 2 Educational leadership 2 High schools 2 Attitudes 1 Case studies 1 Computer literacy 1 Conflict management 1 Decision making 1 Education 1 Education, Secondary 1 High school principals 1 High schools students 1 In service training 1 Job stress 1 Leadership 1 Mathematics 1 Motivation (Psychology) 1 Parent participation 1 Parent-teacher relationships 1 School administrators 1 School improvement programs 1 School principal 1 School supervision 1 School supervision, Secondary 1 School-based management 1 Science 1