The document discusses the concept of socialization through several definitions and perspectives. It describes socialization as the lifelong process by which individuals learn the norms, values, and behaviors expected by their society. This includes both learning to be competent members and developing one's self. Key agents of socialization that influence an individual include family, peers, school, religion, mass media, and primary groups. The document also examines theories of personality development from Freud, Erikson, Piaget, Cooley, and Mead.