This is the fifth volume in a series which endeavours to organize, centralize and present current ideas and research in the field of child development, viewed with a sociological perspective. It contains three main sections: early childhood care; children's peer groups; and, family influence. Papers examine early childhood care; non-parental child care environments; differences in preschool cognitive skills by type of care; quality of centre care and cognitive outcomes: differences by family income; parent involvement in early childhood education and day care; negotiations of norms and sanctions among children; the attainment of peer status: gender and power relationships in the elementary school; social status and interactional competence in families; family and friend relationships of only children: a study of Chinese adults; women and money: cultural contrasts.