Publications by authors named "Maria Hartman"

The current study presents the results of a qualitative investigation into the perspectives of mothers who have adopted children who are deaf or hard of hearing. Nine mothers, recruited via convenience and snowball sampling, participated in semi-structured interviews via videoconference technology. The interviews were transcribed and coded for thematic analysis.

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Purpose This mixed-methods study aimed to examine the conversation techniques used by parents of young children with hearing loss (HL) during dinnertime at home. Parents' usage rates of open- and closed-ended language elicitation, reformulation, imitation, directives, and explicit vocabulary instruction were examined in relation to children's receptive vocabulary and basic-concepts skills. Method Twenty-minute dinnertime segments were extracted from naturalistic, daylong recordings of 37 preschoolers with HL who used listening and spoken language.

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This study examined the relationships between adult language input and child language production in regard to the quantity and diversity of spoken language, as well as children's knowledge of basic concepts and vocabulary. The quantity and diversity of language provided by teachers and parents were related to children's language output and knowledge. Language ENvironment Analysis technology audio-recorded the language environments of 26 preschool children with hearing loss over 2 days.

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The researchers investigated the effects of adult language input on the quantity of language, vocabulary development, and understanding of basic concepts of deaf and hard of hearing (DHH) children who used listening and spoken language. Using audio recording and Language ENvironment Analysis (LENA) software, the study involved 30 preschool DHH children who used spoken language as their communication modality and 11 typically hearing same-age peers. The children's language and the language spoken to them during all waking hours over a 2-day period (16 hours per day) were recorded and analyzed quantitatively and were compared to the children's performance on the Boehm Test of Basic Concepts and the Peabody Picture Vocabulary Test.

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The authors systematically reviewed peer-reviewed studies done with LENA (Language ENvironment Analysis) technology, guided by three research questions: (a) What types of studies have been conducted, and with which populations, since the launch of LENA technology? (b) What challenges related to use of LENA technology were identified? (c) What are the implications for practice and future research using LENA technology? Electronic databases, the LENA Research Foundation website, and bibliographies of already-included studies were searched; 38 studies were identified. The authors selected studies on the basis of purpose, design, participant characteristics, application of LENA technology, and results. They found that LENA technology was used with a range of populations to yield a variety of information.

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In his article in this American Annals of the Deaf special issue that also includes the present article, Grushkin argues that the writing difficulties of many deaf and hard of hearing children result primarily from the orthographic nature of the writing system; he proposes a new system based on features found in signed languages. In response, the present authors review the literature on D/HH children's writing difficulties, outline the main percepts of and assumptions about writing signed languages, discuss "thinking-for-writing" as a process in developing writing skills, offer research designs to test the effectiveness of writing signed language systems, and provide strategies for adopting "thinking-for-writing" in education. They conclude that until empirical studies show that writing signed languages effectively reflects writers' "thinking-for-writing," the alphabetic orthographic system of English should still be used, and ways should be found to teach D/HH children to use English writing to express their thoughts.

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It is suggested that articles in an American Annals of the Deaf special issue on teacher action research constitute a 2-tiered metastudy: The first article serves as a literature review of the teacher-as-researcher notion; 5 subsequent articles form the data set for a higher-order teacher-as-researcher inquiry. It is maintained that the preservice teachers' work met the definition of teacher-as-researcher in that they systematically investigated their own teaching/learning practices through a reflective lens, with the twin purposes of modifying their own practices and contributing to the theoretical in situ knowledge base of learning and teaching in general. It is also argued that this body of work is consistent with the stance on inquiry advocated by Columbia University's Teachers College and its Program in the Education of the Deaf and Hard of Hearing, and that teacher research reflected Dewey's notions of pragmatism, functionalism, constructivism, communication, and social advocacy.

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The development of the metacognitive skill of prediction in deaf students in a middle school social studies classroom was explored in an action research study (Riel, 2006). After observation of this group of learners and assessment of current skills, a unit was developed that integrated the teaching of prediction into their study of the American Revolution. It was found that these students were already using some metacognitive skills in their social studies class, but through direct instruction they were able to make more and better predictions related to the content being studied.

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This introductory article establishes the foundation for a special issue of the American Annals of the Deaf on teacher action research. The authors first introduce the definition of the teacher-as-researcher model, formally known as teacher action research. Four elements of teacher action research are discussed in detail: cyclical, systematic, reflective, and collaborative.

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