Why join groups? Ask a number of people why they join the groups they choose. Do the reasons conform to those cited in the book ? Are they different from your reasons? Group consensus. Observe a group...

Why join groups? Ask a number of people why they join the groups they choose. Do the reasons conform to those cited in the book ? Are they different from your reasons? Group consensus. Observe a group coming to consensus about some issue. Do you see any signs of groupthink? How could or did the group have avoided this phenomenon?