Investigates the construct validity of the Hill Interaction Matrix--Form B, a 64-item instrument designed to assess preferred modes of interaction in group settings. A factor analysis was performed by using 134 subjects. Results indicate that the items and the conceptual format are appropriate. (Author)

Responses to Bales' Interpersonal Ratings Questionnaire were analyzed in an attempt to validate the concepts of three-dimensional space as descriptive of individual performance in small groups. (Author)

During the 60's, systems for the observation of classroom behavior have become an important area of educational research. Many new systems have been devised both for the evaluation of teaching techniques and for basic research into teaching processes. In the development of such systems the investigator must determine what behaviors are to be…