Purpose: School improvement and effectiveness depend substantially on teachers developing their professional competencies on an ongoing basis. Germany's new approach to school governance combines instruments borrowed from different theoretical concepts: teacher collaboration (in a sense of professional self-regulation with high autonomy) and…

Purpose: The purpose of this paper is to investigate how principals and school supervisory authorities understand and use feedback from mandatory proficiency tests (VERA) in the low-stakes context of Germany. For the analysis, the authors refer to a theoretical model of schools that differentiates between Autonomous and Managed Professional…

Purpose: In Germany up until now, there has been very little research on staff development in schools. The purpose of this paper is to comprehensively assess school-based staff development and to describe the interplay between different instruments of staff development (e.g. classroom observations, development discussions) at the school level.…

Purpose: The overall purpose of the European Union-funded Leadership Improvement for Student Achievement (LISA) project was to explore how leadership styles, as conceptualized in the developed dynamic holistic leadership framework, directly or indirectly affect student achievement at the lower secondary level of education in seven European…