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Word gap

Term related to educational inequalities

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  • 4 chapters

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Through Vocabulary and UNESCO

The authors found a correlation between word exposure and the rate of vocabulary acquisition in the subject children. The recordings showed that high-SES toddlers spoke approximately two new words a day between their second and third birthdays, middle-/low-SES children one word per day, and welfare SES children 0.5 words per day. Spoken words are a measure of productive vocabulary. It is thought that during children's vocabulary development the productive vocabulary mirrors their underlying receptive vocabulary growth.

The authors and subsequent researchers have posited that the word gap—or certainly the differing rates of vocabulary acquisition—partially explains the achievement gap in the United States, the persistent disparity in educational performance among subgroups of U.S. students, especially subgroups defined by socioeconomic status and race.

History of language gap research

Before Hart & Risley

Prior to the 30-million-word-gap study, extensive research had noted strong institutional variation in student success on standardized tests. The initial attention to achievement gap started with a 1966 publication from the U.S. Department of Education titled "Equality of Educational Opportunity." The publication begins the onset of achievement gap by acknowledging that there is a great disparity within educational outcomes as a result of inequitable institutions, especially those that were not seen as part of the purview of schools such as cultural, socioeconomic, and linguistic realities of students at home. The National Assessment of Educational Progress (NAEP) had further been used to census information that various studies used to show achievement gaps across a number of demographics. The idea of equity in education had also given rise to similar gap discourse around the world.

Hart & Risley's contribution

Hart and Risley (2003) spent 2½ years observing 42 families for an hour each month to learn what typical home life was like for 1- and 2-year-old children. The families were grouped into 4 variables, upper SES, middle SES, lower SES and just a few that were on welfare. The middle- and low-SES families were grouped in the final analysis. They found that by age 3 children in welfare families had a vocabulary of 525 words where children in upper-SES families had vocabulary of 1,116 words. They also found that the children in upper-class families were learning vocabulary at a faster rate. The researchers suggested the reason for this difference is because the welfare children heard on average 616 words per hour where professional-family children heard on average 2,153 words per hour. Thus, proposing the 30-million-word gap. The achievement gap is explained as a result of the language gap, in that because children are lacking in their vocabulary and literary skills, they will not be as successful in academics. Hart and Risley argue this is an indispensable societal concern because it sets the child at a disadvantage for not being exposed to more vocabulary skills at a young age.

Socioeconomic status studies

Fernald, Marchman, and Weisleder (2013) conducted a study with 48 children from diverse backgrounds ages 18–24 months old. The families were divided into low SES (socioeconomic status) and high SES. Their first goal was to track developmental changes in processing efficiency in relation to vocabulary learning. Their second goal was to examine difference in aspects of early language development in relation to their SES. Their results showed that children at the same age from the lower-class families had lower vocabulary scores when compared to children in higher class families. Fernald et al. (2013) also found that by 18 months old language processing and vocabulary disparities were already evident, and by 24 months old there was a 6-month gap between the SES groups in processing skills critical to language development. Fernald et al. found fast reaction time as a child can translate into reaction time as an adult. Adults who have high reaction time tend to have better memories, reasoning abilities, language skills and are better able to learn new skills (fluid intelligence). Having better processing speed means having a stronger working memory, and a stronger working memory leads to a better cognitive competence. The authors express the importance of vocabulary knowledge because it sets a foundation for later literacy and language proficiency in preschool and that is predictive of academic success. Implications of long term developmental trajectories. Thus, the issue of the language gap and achievement gap are prevalent in our youth, which can be resolved by teaching families how to work and speak with their children.

Educational system studies

Sperry, Sperry, and Miller (2018) replicated Hart and Risley's study and found that the number of word gaps varied within the same backgrounds of socioeconomic status. A longitudinal study observed families with their children in their homes and the researchers spoke to the participants as if they were a family friend. They used similar social classes as HR for comparison. Middle class, working class, lower class, poor "welfare" group. During the visit, three analyses were made and transcribed for research. The first was how many words the primary caregiver spoke to the child. The second was that the words spoken by all caregivers to the child showed social class alone did not determine either the composition of households or consequently the amount of a speech a child heard. Lastly, all ambient speech, like language addressed to other individuals but overheard by language learning children was considered. In the poor community sample when you took into consideration the ambient speech, or the words that primary caregivers said to extended family, the number of words a child hears increased by 54%, in the working class by 210%. This study was the first attempt to replicate Hart and Risley and their findings did not support the previous claims. Given the variation within communities was greater than when simply comparing socioeconomic statuses.

Garcia and Otheguy (2016) were interested in the origins and validity of the Language Gap, and how the preconceptions of it impact bilingual and bidialectical children, specifically from Latino and Black backgrounds. They focused more so on how people talk about and understand language as a whole, especially within the education system. Their argument claims language is a semiotic process that involves sound, touch, and gestures and should be seen as a translanguaging-internalist perspective. She offers historical context to give insight to the creation of the Language Gap and the biases it may hold. They suggest it began when Brown vs The Board of Education (1954) and the Civil Rights Act (1964) made it illegal to judge based on one's color or race; thus, exclusions needed to be made based on another trait. They build on Flores and Rosas' (2017) idea of raciolinguistics that suggests a new way to separate whites and non-whites. They continue to give historical context on the Achievement Gap in that it was a result of the No Child Left Behind Act (2001), despite its good intentions, it compared every race and background on a standardized test written in a White monolingual way. Given the educational system functions on the dominant groups of society (i.e. white, Standardized English, middle-upper class), it ignores the linguistic and cultural practices of minorities. The theory here is that it is not that families of differing backgrounds are not adequate in teaching their children how to speak, but teach them a different linguistic culture at home than the one taught in schools.

Similarly, Johnson (2015) draws on from Faltis (2006) socialization mismatch hypothesis that the culture of the schooling system that is based around middle to upper class, White, Standardized English principles do not match the language socialization of backgrounds that may not fit into these categories. He argues the Language Gap was not a result of vocabulary or literary deficiency in a child, but rather not understanding the language socialization of different cultural backgrounds. He drew from a previous linguistic anthropologist Hymes (1972) term of "communicative competence" in that social expectations within a speech community shape the member's use of language. Thus, diverse backgrounds in language have a different set of expectations that a member conforms to. As language differs, so does the developmental process. Johnson (2015) argues the Language Gap is not fair because it does not consider the various ways children use words and create meaning. Therefore, it is not the parents at fault leading their children to fall behind, but the school's fault for not accommodating to children's backgrounds. Thus, the Language Gap is not a result of a child's comprehension, but a result of how a linear function of language ignores the needs of the various meaning-making methods.

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