This volume from the series "Management and Controlling in Medium-Sized Enterprises" offers valuable support for professional personnel development in medium-sized companies. The aim is to achieve strategic corporate goals while taking into account the unique characteristics of medium-sized enterprises and the changing framework conditions. The focal points and core questions of the book are: How and by whom can personnel development be strategically and professionally implemented in medium-sized enterprises? What significance does personnel development have for other areas of the company? Which personnel development tools are suitable for implementation in medium-sized companies? How can measures be managed and evaluated in the context of personnel controlling? How can personnel development be structurally integrated, or how can individual personnel development tools be incorporated in medium-sized enterprises?.