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Millar, W. Stuart – Monographs of the Society for Research in Child Development, 1972
Initial experiment demonstrated operant acquisition of an instrumental hand-pulling response in 4-8-month-old infants; the effect achieved with contingent, noncontingent, delayed reinforcement, and the suppression, recovery, and facilitation effects of noncontingent stimulation are discussed. (Author)
Descriptors: Behavioral Science Research, Conditioning, Infant Behavior, Operant Conditioning
Peer reviewed Peer reviewed
Ashton, R. – Child Development, 1971
Descriptors: Behavioral Science Research, Infant Behavior, Infants, Measurement Techniques
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Emde, Robert N.; And Others – Child Development, 1971
In a naturalistic behavioral stdy, it was found that prematures have significantly more endogenous smiling than full-term newborns. (Authors)
Descriptors: Behavioral Science Research, Data Analysis, Eye Movements, Infant Behavior
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Lewis, Michael; And Others – Child Development, 1971
Descriptors: Attention, Attention Span, Cognitive Development, Difficulty Level
Castell, Rolf – J Exp Child Psychol, 1970
The results of this experiment were presented at the 11th International Ethological Conference, Rennes, France, September 2-5, 1969. (MH)
Descriptors: Child Psychology, Environmental Influences, Infant Behavior, Parent Child Relationship
Bell, Silvia M. – Child Develop, 1970
Results indicate that (1) babies have better concept of person than object as permanent, but there are important individual differences, (2) rate of person permanence development is related to infant-mother attachment, and (3) rate of person permanence development affects object permanence development. (MH)
Descriptors: Cognitive Development, Concept Formation, Early Experience, Infant Behavior
Peer reviewed Peer reviewed
Barten, Sybil; And Others – Child Development, 1971
Descriptors: Eye Fixations, Eye Movements, Individual Differences, Infant Behavior
Pancratz, Charity N.; Cohen, Leslie B. – J Exp Child Psychol, 1970
Male infants habituated their fixation time over trials and differentiated between the novel and familiar stimuli when the posthabituation interval was 15 seconds, but neither male nor female infants did so when the interval was 5 minutes. This paper is based upon a thesis submitted by the first author in partial fulfillment of the requirements…
Descriptors: Adjustment (to Environment), Attention, Infant Behavior, Sex Differences
Peer reviewed Peer reviewed
Thoman, Evelyn B.; And Others – Child Development, 1970
Descriptors: Behavior Patterns, Birth Order, Infant Behavior, Mothers
McCall, Robert B.; Kagan, Jerome – Develop Psychol, 1970
Results of this study of 72 4-month-old infants suggest caution in using an overt demonstration of habituation as a necessary index of perceptual learning. (Author/MG)
Descriptors: Attention Span, Infant Behavior, Perceptual Development, Reaction Time
Rowland, G. Thomas – Educ Leadership, 1970
Descriptors: Cognitive Development, Cognitive Processes, Discovery Learning, Infant Behavior
Elder, Mary Scovill – Child Develop, 1970
Descriptors: Eating Habits, Infant Behavior, Infants, Neonates
Moffett, Adrienne – J Exp Child Psychol, 1969
Based on an M.A. degree submitted to McMaster University, England.
Descriptors: Attention Span, Difficulty Level, Eye Fixations, Infant Behavior
Peer reviewed Peer reviewed
Matheny, Adam P., Jr. – Child Development, 1983
Factor scores from Bayley's Infant Behavior Record (obtained from 300 to 400 infants at six, 12, 18, and 24 months) were selected to represent three aspects of infant behavior: task orientation, test affect-extraversion, and activity. Findings indicate reordering of individual differences is age-related and that the reordering sequence is somewhat…
Descriptors: Age Differences, Genetics, Individual Differences, Infant Behavior
Peer reviewed Peer reviewed
Stenberg, Craig R.; And Others – Child Development, 1983
Investigated whether, in a sample of 30 infants, anger could reliably be observed in facial expressions as early as seven months of age. Also considered was the influence of several variables on anger responses: infants' familiarity with the frustrator, repetition of trials, and sex of the child. (Author/RH)
Descriptors: Affective Behavior, Cognitive Development, Facial Expressions, Infant Behavior
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