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Nelson, Charles A. – 1983
Infants' responses to male and female faces and their preferences for happy versus fearful faces were studied to extend findings indicating that infants at 7 months can generalize discrimination between expressions of happiness and surprise across four different female models' faces. In the first experiment, a paired-comparison procedure was used…
Descriptors: Attention, Classification, Generalization, Infant Behavior
van Loosbroek, Erik; Smitsman, Ad W. – 1987
Infants' visual perception of number change was investigated in three studies. These studies focused on infants' perception of events in which the total number of objects in a small group was changed through addition of another object. Involving 60 infants 5 months of age, Study I attempted to determine whether subjects perceived the properties in…
Descriptors: Addition, Foreign Countries, Habituation, Infant Behavior
Sai, F.; Bushnell, I. W. R. – 1986
The ability of 1-month-old infants to recognize their mothers visually was explored with the live faces of mother and stranger presented in three different poses: en face (full face), half-profile, and profile. Subjects were 16 infants with normal Apgar scores at birth who were volunteered by their parents after an initial contact in a maternity…
Descriptors: Foreign Countries, Infant Behavior, Infants, Memory
Mitkin, A. – 1987
Reported are three series of experiments analyzing the development of the visual function of infants. The first experimental series was aimed at the investigation of infants' reaction to moving objects. The second experimental series dealt with the analysis of the development of binocular vision in infants. The goal of the third series was to…
Descriptors: Age Differences, Depth Perception, Eye Movements, Foreign Countries
Bigelow, Ann – 1977
The ability of infants to recognize their mothers as distinct from others was investigated by presenting 6 boys and 6 girls at two age levels (5 weeks and 13 weeks) with the following six sequential stimulus conditions: (1) mother's face (MO); (2) stranger's face (SO); (3) mother's face with stranger's voice (MS); (4) stranger's face with mother's…
Descriptors: Age Differences, Attachment Behavior, Auditory Discrimination, Discrimination Learning
Hulsebus, Robert C. – 1975
This study investigated at the age at which infants become able to discriminate between their mothers and females strangers, as measured by differential patterns of pauses during the infants' crying while being spoken to by their mothers and female strangers. The subjects, 14 infants ranging in age from 7 to 20 days, were fed, burped, and changed,…
Descriptors: Auditory Discrimination, Behavior Patterns, Comparative Analysis, Infant Behavior