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Direct linkHadley, Pamela A.; Rispoli, Matthew; Holt, Janet K. – Journal of Speech, Language, and Hearing Research, 2017
Purpose: This follow-up study examined whether a parent intervention that increased the diversity of lexical noun phrase subjects in parent input and accelerated children's sentence diversity (Hadley et al., 2017) had indirect benefits on tense/agreement (T/A) morphemes in parent input and children's spontaneous speech. Method: Differences in…
Descriptors: Intervention, Followup Studies, Morphemes, Linguistic Input
Hadley, Pamela A.; Rispoli, Matthew; Hsu, Ning – Language, Speech, and Hearing Services in Schools, 2016
Purpose: The goals of this study were to quantify longitudinal expectations for verb lexicon growth and to determine whether verb lexicon measures were better predictors of later grammatical outcomes than noun lexicon measures. Method: Longitudinal parent-report measures from the MacArthur-Bates Communicative Development Inventory (Fenson et al.,…
Descriptors: Toddlers, Verbs, Vocabulary, Grammar
Hadley, Pamela A.; Rispoli, Matthew; Holt, Janet K.; Papastratakos, Theodora; Hsu, Ning; Kubalanza, Mary; McKenna, Megan M. – Language Learning and Development, 2017
Purpose: The current study used an intervention design to test the hypothesis that parent input sentences with diverse lexical noun phrase (NP) subjects would accelerate growth in children's sentence diversity. Method: Child growth in third person sentence diversity was modeled from 21-30 months (n = 38) in conversational language samples obtained…
Descriptors: Parents, Hypothesis Testing, Control Groups, Toddlers
