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Gelman, Susan A.; Manczak, Erika M.; Noles, Nicholaus S. – Child Development, 2012
For adults, ownership is nonobvious: (a) determining ownership depends more on an object's history than on perceptual cues, and (b) ownership confers special value on an object ("endowment effect"). This study examined these concepts in preschoolers (2.0-4.4) and adults (n = 112). Participants saw toy sets in which 1 toy was designated as the…
Descriptors: Infants, Ownership, Toys, Preschool Children
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Raman, Lakshmi; Gelman, Susan A. – Developmental Psychology, 2005
The authors conducted 4 studies suggesting that children attribute different modes of transmission to genetic disorders and contagious illnesses. Study 1 presented preschoolers through 5th graders and adults with "switched-at-birth" scenarios for various disorders. Study 2 presented preschoolers with the same disorders but used contagion links in…
Descriptors: Communicable Diseases, Cues, Genetics, Diseases