Theory in Small Group Communication Discussion 11 unread reply.11 reply. Purpose This assignment is intended to help you learn to explain a major small group communication theory (CO2). Overview According to your text, the purpose of small group communication theory is to explain and predict small group phenomena. This assignment provides the opportunity for you to learn more about a select theory by teaching it to your classmates, and creating your own illustrating example of how that theory may be applied in professional life. Action Item-FUNCTIONALISM IN SOCIOLOGY Your explanation must include an example situation where the theory might be applied Your post must also include a one-paragraph summary of the central idea, strengths, and weaknesses of the theory of your choice