Purpose: To determine the concurrent validity of the Conditioned Assessment of Speech Production (CASP; Ertmer & Stoel-Gammon, 2008) and data obtained from speech samples recorded at the same intervals. Method: Nineteen children who are deaf who received cochlear implants before their 3rd birthdays participated in the study. Speech samples and…

Examines the relationship between adult recasts of child utterances and the child's acquisition of syntactic structures. Results indicate that maternal recasts of specific morphemes were related to the acquisition of those specific morphemes during certain developmental periods, whereas other grammatical morphemes were facilitated by expansions…

Purpose: Vocalization development has not been studied thoroughly in infants with early-identified hearing loss who receive hearing aids in the 1st year of life. This study sought to evaluate the relationship between auditory sensitivity and prelinguistic vocalization patterns in infants during the babbling stage. Method: Spontaneous…