The sociological imagination
Sociology is the systematic study of human society and social behaviour. C. Wright Mills described the sociological imagination as the ability to connect personal experience with larger social forces. When one person is unemployed, that may be a personal trouble. When a quarter of a region's workers lose jobs because a factory closes, it is a public issue, and explaining it requires looking at the economy, not at individual character.
Three major theoretical perspectives
Theories are broad frameworks that guide questions. Sociologists use several because each shows something different.
Structural functionalism treats society as a system of interdependent parts, each serving a function that keeps the whole stable. Émile Durkheim is the key founder. Robert Merton distinguished manifest functions (intended and recognised) from latent functions (unintended). A dysfunction is an effect that disrupts stability.
Conflict theory sees society as shaped by competition over scarce resources and power. Karl Marx focused on the struggle between the bourgeoisie (owners of the means of production) and the proletariat (workers). Later conflict theorists extend the idea to race, gender and other groups. Max Weber added that power rests on class, status and party, not just on property.
Symbolic interactionism is a micro-level approach. It studies how people create and share meanings through everyday interaction and symbols such as words and gestures. George Herbert Mead, Herbert Blumer and Erving Goffman are associated with it. Its core claim: people act toward things based on the meaning those things have for them.
Macro-level theories (functionalism, conflict) look at large structures. Micro-level theories (interactionism) look at face-to-face behaviour.
Worked example: a university
Apply the three lenses to one question, "What does a college degree do?"
- Functionalist: the manifest function is teaching skills. A latent function is providing a place to meet partners and delaying entry into the job market. A dysfunction could be student debt.
- Conflict: degrees are costly, so they can pass advantage from richer families to their children and make class gaps persist.
- Interactionist: a diploma is a symbol. Employers read it as a signal of reliability, and graduates adopt an identity as "educated".
None of the three is "the" correct answer. Together they give a fuller picture. When a question gives a scenario, look at the language: words like stability, functions and dependent parts signal functionalism, power, inequality and competition signal conflict, and meaning, interaction and symbols signal interactionism.