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Xu, Jing; Saether, Lucie; Sommerville, Jessica A. – Developmental Psychology, 2016
Given the centrality of prosociality in everyday social functioning, understanding the factors and mechanisms underlying the origins of prosocial development is of critical importance. This experiment investigated whether experience with reciprocal object exchanges can drive the developmental onset of sharing behavior. Seven-month-old infants took…
Descriptors: Infants, Infant Behavior, Intervention, Comparative Analysis
Granado, Elvalicia – Online Submission, 2007
The study investigated the ability of 10-month-old infants, from monolingual English speaking environments, to categorize comforting and approving infant-directed speech (IDS) utterances across languages. Infants participated in an infant-controlled habituation procedure, in which they heard up to 12 different exemplars, in 12 different languages,…
Descriptors: Experimental Groups, Infants, Monolingualism, Habituation