This longitudinal analysis examines changes in voluntary association participation levels over a four-year period using data from the Duke Adaptation Study (N=374) and over a two and one-half year period using data from Oberlin, Ohio (N=104). The findings showed the extent of participation was high in both samples. (Author)

The controversy about the causal ordering of leader behaviors and unit performance is reviewed. The analysis indicates that neither the behavior-performance nor the performance-behavior proponents have provided convincing evidence. A longitudinal study of the development of these interrelationships from the initial stages is described. The results…

This paper presents arguments for greater use of sophisticated research strategies and statistical analyses of data in dealing with the real-life complexity of social interaction. Three possible procedures are proposed and illustrated in a study of interactions between mothers and their 8- to 18-month-old children. The first strategy is to…

The handicapped and nonhandicapped children changed differentially over time in their solitary activities and dominant interactions and in their interaction with handicapped and nonhandicapped peers, but these changes all moved in the direction of making the two groups less distinguishable. (Author/SBH)

This longitudinal study of changes in play behavior in preschool children reports decreases in less mature forms of play and increases in more mature forms of play over time. The study was designed to test the assumption that the play of young children develops in a progressive manner. Ten 3-year-olds and ten 4-year-olds were observed during free…

This paper, presented at the April 1976 meeting of the Eastern Psychological Association, reports part of an ongoing study of psychiatric interviews at Hahnemann Medical College and Hospital in Philadelphia. Faculty from the Department of Mental Health Sciences are videotaped in initial evaluative interviews with clients who volunteer from the…

Thirty-three deaf and 33 hearing children were videotaped playing with their hearing mothers at 22 months and 3 years of age. The deaf and hearing dyads differed at 22 months only on communicative competence. In addition, interactions in deaf dyads were mother dominated and less harmonious than in hearing dyads. At 3 years, the deaf children also…

This paper reports the first results of a three-year longitudinal study of the social maps of children beginning the transition to adolescence. This exploratory study is guided by Bronfenbrenner's conception of the ecology of human development stressing the importance of a phenomenological orientation to development in the context of ecological…

This paper is a summary of results of two overlapping longitudinal studies tracing the development of mother-infant and father-infant attachments between 7 and 24 months of age. Interaction between 10 male and 10 female infants and their parents was observed in the subjects' homes. Interaction with parents was compared to interaction with an…