Examines mother-infant gazing during periods of play, bottle feeding, and spoon feeding activities. Subjects were ten 3-month-old twin infants and their mothers. (BD)

Attempts to integrate the ethological interpretation of the Bell and Ainsworth findings on the promptness of mother reaction to infant crying, with operant laboratory infant research. Suggests an alternative operant interpretation based on the concept of counter conditioning. (Author/ED)

Videotaped infants with extensive day-care experience, and their mothers during "Strange" situation procedures. Compared behavior with profiles published in Ainsworth et al. (1978) for differences. Found three distinct groups of infants: securely-attached (largest group), insecurely attached (smallest group), and infants not disturbed by…

Compares differences between adolescent and older mothers on tests of infant motor, cognitive, social and language development; and first- and second-year abilities. Older mothers were better at predicting emergence of infant behaviors and first-year behaviors. There was no difference between groups in predicting second-year behaviors. (Author/BB)