Psychological aspects Educational leadership 32 Teacher-principal relationships 24 High school principals 14 Psychology 9 School management and organization 9 Teachers 8 Attitudes 6 Job stress 6 Academic achievement 5 Emotional intelligence 5 Motivation in education 5 School principals 5 Employee motivation 4 Job satisfaction 4 Sports 4 Organizational commitment 3 Parenting 3 Self-efficacy 3 Social aspects 3 Student teachers 3 Care 2 Consumer behavior 2 High school students 2 Imagery (Psychology) 2 Juvenile delinquency 2 Multiple intelligences 2 Officials and employees 2 Parent and teenager 2 Personality and motivation 2