In-service training Teachers 56 Training of 26 Dissertations 18 Dissertations, Academic 18 Attitudes 9 School principals 9 Study and teaching 8 Curricula 5 Educational leadership 5 English language 5 College teachers 4 Career development 3 Education 3 Education (Continuing education) 3 Evaluation 3 Foreign speakers 3 High school teachers 3 Job satisfaction 3 Study and teaching (Secondary) 3 Teacher effectiveness 3 Teaching 3 Universities and colleges 3 Case studies 2 College teaching 2 Computer-assisted instruction 2 Education, Higher 2 Effective teaching 2 Employees 2 English teachers 2