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Direct linkCormier, Kearsy; Schembri, Adam; Vinson, David; Orfanidou, Eleni – Cognition, 2012
Age of acquisition (AoA) effects have been used to support the notion of a critical period for first language acquisition. In this study, we examine AoA effects in deaf British Sign Language (BSL) users via a grammaticality judgment task. When English reading performance and nonverbal IQ are factored out, results show that accuracy of…
Descriptors: Evidence, Grammar, Sign Language, Second Language Learning
Morford, Jill P.; Grieve-Smith, Angus B.; MacFarlane, James; Staley, Joshua; Waters, Gabriel – Cognition, 2008
Perception of American Sign Language (ASL) handshape and place of articulation parameters was investigated in three groups of signers: deaf native signers, deaf non-native signers who acquired ASL between the ages of 10 and 18, and hearing non-native signers who acquired ASL as a second language between the ages of 10 and 26. Participants were…
Descriptors: Deafness, American Sign Language, Identification, Perception
