Over the past few years, the focus group method has assumed a very important role as a method for collecting qualitative data in social and behavioural science research. This article elucidates theoretical and practical problems and prospects associated with the use of focus groups as a qualitative research method in social and behavioural science…

Argues that the key distinction of a situated approach to studying intelligent behavior is not the method used but the focus of the investigation, specifically the unit of analysis. Discusses contemporary approaches to assessment, collaborative problem solving as an assessment context, situated assessment, intentional dynamics, and interaction as…

Stevens postulated that we can use the responses of a participant in a ratio scaling experiment directly to construct a psychophysical function representing the participant's sensations. Although Stevens' methods of constructing measurement scales are widely used in the behavioral sciences, the problem of which scale type is appropriate to…

Group-randomized trials (GRTs)--studies that evaluate the efficacy or effectiveness of interventions occurring at the group level--are increasingly used to assess the effects of school-based prevention programs on behavioral outcomes of children and adolescents. These designs pose many implementation and design challenges for school…

In this overview of his research in personality theory, Cattell describes the play of people, situations, and, ideas enacted over 30 years in his University of Illinois laboratory. Establishing meaningful empirical measurement methods was the foundation for further research into many aspects of personality development. (BS)

Detailed accounts of activities of 19 committees of the Social Science Research Council form the major portion of this annual report. In addition, the Council president's report summarizes the activities, trends, and goals of the Council in areas such as research planning, the improvement of research methodology, and the training of competent…