PSYCH 221 Chapter Notes - Chapter 9: Group Polarization, Social Dilemma, Social Loafing
Document Summary
Psych 221 chapter 9 group processes. Group: two or more people that are interdependent (needs and goals cause them to influence one another) Want to feel belonging while feeling distinctive/special. Help us define who we are, help us accomplish needs. Social roles: shared expectations about how particular people are supposed to behave: different than social norms: how all people in group should act, zimbardo"s prison study: people got so far into role that their personality got lost. Many groups tend to attract people who are already similar and tend to operate in ways that encourage similarity: diverse background and perspectives often improve performance in terms of creativity, information sharing, and flexible problem solving. The presence of others improves performance when the task is relatively simple: cockroach study: ran to other end of box faster when in the presence of other cockroaches. Took cockroaches longer to complete maze (more difficult task) in the presence of other cockroaches.
