The hunter-gatherer people known as the Wanniyala-Aetto or Veddas are the last descendants of the ancient inhabitants of Sri Lanka, predating the arrival of the Sinhalese. They are the original hunting and gathering societies that gradually disappeared as the Sinhalese spread over the Island.
1 Functional Theory. 2  The functional approach to small group communication is concerned with the results or outcomes of group behaviors and structures. 3  Research conducted from this perspective suggests that several conditions must exist for group members to make appropriate decisions and effectively solve problems.xamine a small group communication case study through multiple lenses.. Your two primary objectives are to analyze and evaluate the group's communication and performance. Guidelines. You will analyze and evaluate the case using three perspectives: systems theory and two other theories of your choice.
So while systems theory encourages us to examine the ways in which group members and groups are inter-related, it ignores other aspects of small group communication that are equally as important. In this module we'll briefly examine other theories of small group communication.his section of the website provides an overview of four theories of small group communication: Functional Theory, Symbolic Convergence Theory, Structuration Theory, and the Naturalistic Paradigm.