Elements of a Sociological Group 1. Interaction among the members.
Members are aware of their membership in the group.
Member share a common cause or interest. An aggregate is a collection of people who are in the same place at the same time but do not share a definite connection with one another. A collection of peole at a bus station would make up an aggregate. A social category is a collection of people who are classified together because they all have the same characteristic. White males, native Americans, and females over 65 years of age, would all be examples of social categories.