1. Chapter 8 – Groups
Part 1: Oct. 20, 2010

2. Groups and Social Processes
Groups are 2 or more people who interact and perceive themselves as a unit/”us”
More than just being physically together

3. Functions of Groups Why join a group? Need for social interaction
Roles within groups –
Group cohesiveness -

4. Presence of Others
Does presence of others (co-actors) even influence us?
Early research – what were the results?
What is social facilitation?
Zajonc’s research:

5. 1) Physio arousal from others
2) Dominant response
3) Type of task influences performance
Evaluation apprehension – how does it work?

6. Social Loafing
Group members don’t pull their weight and help the group.
Rowing experiments – what were the results?
What is the role of accountability?

7. What is the best solution?
How does evaluation apprehension lead to different results?

8. Gender, Culture, and Social Loafing
Who slacks off the most?
’93 review of 150 studies of social loafing
What were the results based on gender?
Results based on culture?

9. Deindividuation Relax normal constraints on behavior when in a crowd
What causes this? 1) 2)
Diener’s Halloween research – results?