Final answer:
People can change their roles, social locations, and ego identities throughout life, as supported by psychosocial and social-cognitive theories. These changes are driven by social interaction, cognition, and lifelong learning.
Step-by-step explanation:
A person can indeed change within the basic structure of their self and identity throughout their life. This can occur even within the confines of certain roles or social locations. For example, taking on the role of a student, neighbor, or employee involves different statuses and expected behaviors, yet an individual can evolve within these roles. Erik Erikson's Psychosocial Theory of Development states that personality development occurs throughout the lifespan, influenced by our interactions with others. George Herbert Mead's concept of the 'self' also highlights the importance of social interaction in the development of our distinct identities. Sociologists like Erving Goffman suggest that our role performance varies depending on the situation and audience, implying that our self-presentation is adaptable. Additionally, social-cognitive theory by Bandura posits cognition and learning as significant drivers in personality variations.