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Meristo, Marek; Falkman, Kerstin W.; Hjelmquist, Erland; Tedoldi, Mariantonia; Surian, Luca; Siegal, Michael – Developmental Psychology, 2007
This investigation examined whether access to sign language as a medium for instruction influences theory of mind (ToM) reasoning in deaf children with similar home language environments. Experiment 1 involved 97 deaf Italian children ages 4-12 years: 56 were from deaf families and had LIS (Italian Sign Language) as their native language, and 41…
Descriptors: Foreign Countries, Deafness, Sign Language, Oral Language
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Masataka, Nobuo – Developmental Psychology, 1998
Compared 6-month-old hearing infants' responsiveness to infant-directed and adult-directed signing. Results replicated those found with deaf infants, namely that infants showed greater attentional and affective responsiveness to infant-directed sign than to adult-directed sign, suggesting that infants are prepared to detect sign motherese…
Descriptors: Affective Behavior, Attention, Caregiver Speech, Child Language
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O'Reilly, Karin; Peterson, Candida C.; Wellman, Henry M. – Developmental Psychology, 2014
Two studies addressed key theoretical debates in theory of mind (ToM) development by comparing (a) deaf native signers (n = 18), (b) deaf late signers (n = 59), and (c) age-matched hearing persons (n = 74) in childhood (Study 1: n = 81) and adulthood (Study 2: n = 70) on tests of first- and second-order false belief and conversational sarcasm.…
Descriptors: Deafness, Negative Attitudes, Theory of Mind, Sign Language