Evaluated is the validity of the behavioral categories held in common among three classroom observation systems. The validity model employed was that reported by Campbell and Fiske (1959) which requires that both convergent and discriminant validity be demonstrated. These procedures were applied to data obtained from the videotapes of 62 teacher…

Summarizes six instruments for coding who offers and who accepts control in a relationship. Discusses the instruments in terms of their conceptual strengths and compares the construct validity and predictive validity of each. (JMF)

The Infant Parent Social Interaction Code was developed to measure infant-parent interaction utilizing four parent variables, four infant variables, and one dyadic variable for which operational definitions were developed. Preliminary and validation studies with a total of 232 infants and toddlers suggest the measure reveals important interactive…

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…