Social interaction: process by which people act and react in relation to others. Members of every society rely on social structure to make sense of everyday situations and frame their lives. Status: defn: a social position that a person holds, part of social identity and helps define our relationship to others. Status set: defn: all of the statuses that persona holds at given time, over a lifetime, people gain and lose many statuses. Ascribed and achieved status: classified in terms of how people achieved them, ascribed status: social position that is received at birth or assumed involuntarily later in life, ex. Being a daughter, a teenager: matters of which people have little or no choice, achieved status: social position which is assumed voluntarily and reflects personal ability and effort, ex. Honour students, athlete, spouse: individual has some choice, most statuses involve combination of both.