The textbook is a fundamental introduction that presents social work in key concepts and subjects for university studies. In compact and easily readable contributions, distinguished experts explain basic approaches and connections. The aim is to provide students with a structured overview of the basics of the field and to enable a more in-depth exploration through further references and suggestions. The selected topics are aligned with common module descriptions of undergraduate programs in social work. Students receive solid foundational knowledge on all relevant topics in one volume and an optimal entry into their studies.