IV: Environmental conditions and the development of the individual; 1: The responsive environment: Interdisciplinary developmental issues; A: Environmental Ontogeny: a Cognitive View; B: Environmental Reciprocity: a Socio-Emotional View; C: Histories and Futures: Aspects of a Study of The Child's Relation to the Land and the City; 2: Effects of nutrition on development; A: Role of Nutrition in Human Development; B: Malnutrition In Infancy And Intellectual Development; C: Protein Malnutrition in Monkeys; 3: Effects of communication media on child development; A: The Means of Instruction in the Attainment of Educational Goals; B: Cognitive Effects of Visual Media; C: Television and the Development of Social Behavior; V: Social organizations and the development of the individual; 1: Variations in home-based early education: Language, play, and social development; A: The Construction and Selection of Environments: Design of the Study; B: Play: The Elaboration of Possibilities; C: Language: The Formation of Discourse; D: Social Development: Enriching Connections; E: The Emperor's New Clothes; 2: Comparison of model preschool programs; A: Remarks About Curriculum Implementation; B: Short-Term Cognitive Effects of Eleven Preschool Models; C: Dimensional Analysis of Preschool Programs; D: Comparing Model Preschool Programs; VI: Interaction in social groups and the development of the individual; 1: Social interaction and personality development; A: Social Perspective-Taking Training; Empathy and Role-Taking Ability of Preschool Children; B: Levels and Patterns of Social Engagement and Disengagement from Adolescence to Middle Adulthood; A: Education as an aid to Adaptation in the Adult Years; D: Interaction of Personality, Ses, and Social Participation in Old Age; D: The Generation Gap: Imagination or Reality?; F: Affluence, Reciprocity, and Solidary Bonds; 2: Variations in infant-caretaker interactions; A: Family Interaction in The Newborn Period: Some Findings, Some Observations, and Some Unresolved Issues; B: The Relation of Infant's Temperament and Mother's Psychopathology to Interactions in Early Infancy; C: Mother-Infant Interaction, Attachment, and Mother's Psychopathology; D: Cohort Effects and Apparent Secular Trends in Infant Research; 3: Sibling influences on the development of the individual; A: Sibling Position, Sex of Child, and Maternal Involvement; B: On the Extent of Sibling Influence; C: Sibling Interaction and Cognitive Development; D: Social Class, Family Size, and Cognitive Performance; E: The Assessment Of Stability And Change In Peer Interaction Of Normal Hearing And Deaf Preschool Children