Children learn how to behave from many sources. Parents teach manners. Teachers enforce rules. Friends shape taste in music and clothes. Television and social media model relationships. These people and institutions are agents of socialization — the channels through which people learn the norms, values, and beliefs of their society.

Sociologists usually divide them into primary and secondary agents. The family is the primary agent, especially in early childhood. Schools, peer groups, workplaces, religious institutions, and mass media are secondary agents. Each transmits different lessons. A child might learn obedience at home, competition at school, and loyalty among friends.

Major agents

• Family: language, basic values, emotional bonds
• Schools: discipline, punctuality, academic knowledge
• Peer groups: identity, belonging, social skills
• Media: gender roles, consumer habits, political views
• Religion: moral frameworks, community rituals

The influence of each agent shifts over a lifetime. Peers matter most in adolescence. Workplaces take over in adulthood. No single agent operates alone.