In this paper the nature of adult sibling solidarity is considered, and two features of our kinship system that help explain its form are examined: (1) the fact that kinship operates as a social network; and (2) the element of personal choice permitted. (Author)

This study investigated the feelings and concerns of 64 elderly persons, as revealed by a projective instrument, in relation to number and sex of siblings. The number and proportion of female siblings were found to have a greater influence than male siblings on the elderly's feelings and concerns. (Author)

The interpersonal conditions which may maintain a child's aggression in the family were investigated by observing immediate, ongoing interactions in families of normal and aggressive adolescent sons. Normal-son families (N=6) and aggressive-son families (N=6) were videotaped engaging in a 50-minute discussion of questionnaire items designed to…