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Esposito, Anita1
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Bloom, Kathleen – Journal of Experimental Child Psychology, 1975
Two experiments, involving a total of 12 subjects, demonstrated the role of adults as releasers of infant vocal sounds, indicating that both rate and percent of bursts of vocal sounds are increased by adult stimulation. Both response-dependent and response-independent social stimulation were effective when infants could see the adult's eyes. (GO)
Descriptors: Adults, Infant Behavior, Overt Response, Responses
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Bloom, Kathleen; Esposito, Anita – Journal of Experimental Child Psychology, 1975
Presents two studies which investigated the effects of social stimulation on infant's vocalization rates. Experiment I focused on response-contingent and response-independent social stimulation. Experiment II focused on continuous or omitted social stimulation. In both studies, social stimulation increased vocalization and the rate of responding…
Descriptors: Associative Learning, Infant Behavior, Operant Conditioning, Reinforcement
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Bloom, Kathleen; And Others – 1974
This research study investigated the hypothesis that noncontingent social stimulation can elicit infant vocal sounds. The investigation involved an examination of both the course of social elicitation and the nature of the social releasing stimulus. Three experimental conditions were designed to measure: (1) the changes in vocalization rate during…
Descriptors: Infant Behavior, Responses, Social Development, Social Reinforcement