Studied hand-mouth coordination in 40 infants of 1-3 days. Sucrose solution was delivered intraorally every 2 minutes. Results provide evidence for sucrose as a calming agent and for a coordinative behavorial system that integrates hand-mouth activity in supine human infants. (RJC)

Provides data indicating that development occurs in cycles, with behavioral competencies appearing and developing and then disappearing only to reappear again in a more complex form at a later age. Data on conservation and auditory-manual coordination in infancy are used to support this theory. (ED)

This paper presents some findings of a detailed analysis of infants' approach behavior in a familiar, naturalistic setting. A total of 26, white, middle-class infant-mother pairs were observed in the home every three weeks during the first year of the child's life. Instances of infant approach to both mother and observer were coded from the…

The research reported in this symposium paper attempts to underline a Piagetian distinction concerning object concept which has tended to be ignored by psychologists working along Piagetian lines. More specifically, this research tested the hypothesis that intellectual development plays a role in the development of stranger reactions. The subjects…

Tests of conditionability in infants were used in a longidudinal study of 32 subjects in the first year of life. The research was based on Eysenck's hypothesis that conditionability i s a unitary factor related to introversion-extroversion and attention span. The objective of the investigators was to devise a battery of conditioning tasks…

This report includes five documents, three on child care research, and two concerning individual differences and discriminative abilities in newborn and young infants. "The Organization of Infant Day Care Environments: Feedback-Produced Improvements in Staff Job Performance" reports on the effectiveness of monitoring procedures as…