Because U.S. human papillomavirus (HPV) vaccination rates remain low, we evaluated school nurses' knowledge, attitudes, perceptions of their role as opinion leaders, self-efficacy, intention, and professional practice regarding the HPV vaccine and determined if these variables influenced their professional practice concerning the HPV vaccine. We…

This article addresses an issue that has not been well explored in empirical research, namely whether local education agencies (districts) have an impact on student learning. We assumed that local district effects on learning would be largely indirect, mediated by how teachers work together in schools (in professional communities) and the quality…

The study focuses on teachers' perceived certainty, a concept which is understood as being made up of didactic, practical and relational certainty, and its relationship with teacher collaboration, role ambiguity and job satisfaction. Analyses draw on data from 1,153 Norwegian elementary and junior high school teachers. Results indicate that there…