This document discusses social interaction and the roles that people occupy in society. It explains that social interaction involves how people act and react to others based on social structure. Status refers to a social position that can be ascribed at birth or achieved through effort. Roles are behaviors expected for a given status, and role conflict can occur when roles associated with different statuses are incompatible. The social construction of reality describes how people shape reality through social interactions. Dramaturgical analysis views social interactions as performances, with fronts stage and back stage aspects. Nonverbal communication and humor are also important parts of social interaction.