Target audience: Both deaf and hearing individuals who want to learn more about the many facets of German Sign Language (DGS) and the lives of deaf people in Germany, such as DGS learners, students, and professionals working in the fields of sign language interpreting, education, and teaching. No prior knowledge is required. Concept: All volumes are written in easily understandable German and include videos on the content in German Sign Language (DGS), accessible via QR codes and internet links. The content is supplemented by numerous examples of signs in the form of photos and videos. Important technical terms are explained both in the text and in a glossary. For further exploration of the various topics, targeted literature references are provided. Volume 1: When was DGS legally recognized as a language? What are the central intercultural differences between deaf and hearing people? What is the difference between signs and gestures? How are signs arranged into a sentence? Is gendered language used in DGS? In Volume 1, typical questions that arise when engaging with DGS and the Deaf communities are answered in an easily understandable manner.