Focus on Personnel Development is a handbook covering all important aspects of personnel development in the education sector. Readers will find clearly and understandably presented foundational knowledge, as well as practical concepts, tools, and suggestions tailored to schools. The work highlights the connections between personnel, team, organizational, and instructional development. It addresses personnel development as a leadership tool and sheds light on important background aspects related to work, health, and career paths. It vividly describes what a personnel development concept for schools entails and which tools are suitable for the education sector in various forms. Personnel development is a central pillar for successful school development and simultaneously a significant challenge. The book provides essential support for practical implementation.