Active listeners also try to make connections between comments and speakers. Everyone should add something to the discussion. The something does not always have to be an answer. It might be a question, an example, a connection to a real world activity. Criticism should always be constructive.
Name calling, insults, and sometimes jokes have no place in a study group.
These behaviors may result in hurt feelings. The worst case scenario is that a person may choose to forego attending the study group. In the end, the group becomes the loser. Maintain a positive attitude. Remember that you are all participating in the learning process.