This document provides an introduction to sociology by outlining what sociology is, its course structure, and some key terms. It defines sociology as the study of society and how social groups and institutions influence human behavior. The GCSE course is described as focusing on topics like education, families, crime and deviance, mass media, and social inequality. Key terms are defined, like culture, laws and norms, roles, and values that shape members of a society. The document emphasizes that sociology is a social science that uses systematic research methods to study social issues and potentially influence social policies.