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Direct linkLewis, Michael; Sullivan, Margaret W.; Kim, Hillary Mi-Sung – Developmental Psychology, 2015
In 2 separate longitudinal studies, infants and their mothers were seen in 3 longitudinal visits. At 2 months, they were observed in free play where mothers' contingency toward their infants was obtained. At 5 months, a goal blockage response was produced when a previously learned contingent response became ineffective in producing an interesting…
Descriptors: Infants, Toddlers, Longitudinal Studies, Mothers
Lewis, Michael; Ramsay, Douglas – Child Development, 2004
This study examined the relation of visual self-recognition to personal pronoun use and pretend play. For a longitudinal sample (N66) at the ages when self-recognition was emerging (15, 18, and 21 months), self-recognition was related to personal pronoun use and pretend play such that children showing self-recognition used more personal pronouns…
Descriptors: Teaching Methods, Play, Form Classes (Languages), Toddlers
