Employs a systems perspective to assess progress in incorporating the concept of feedback into a coherent theory of communication in social interaction. Assesses fundamental differences between definitions of feedback as an object and as a process. Identifies conceptual, theoretical, and empirical treatments associated with those definitions.…

Describes and compares the research that has utilized and specifically tested the measurement instrument known as the MECA (Measurement of Elementary Communication Apprehension). Offers cautions, develops problems, and provides recommendations for future research. (SR)