The growth in language minorities in the USA is matched by an increase in language policies encapsulated by the English-only movement and support for policies controlling immigration and health/welfare services to immigrants.
Each additional year of maternal education was associated with a 0.4 point increase in language scores.
Intensive language action therapy led to a significant increase in language performance as measured by clinical tests.
A survey by the Modern Language Association released yesterday found a 13percentt increase in language-course enrollments between 2002 and 2006, with a 127percentt increase in the number of students taking Arabic.
"A number of trends are to be welcomed, for example the increase in languages.
At 4 years of age, the children's receptive language may have a slower rate of increase, because the initial dramatic increases in receptive language in English have already been experienced as seen in other studies investigating acquisition of language (e.g., Glennen et al. 2014).
Beyond an optimal point, specificity is gained at the expense of sensitivity as the algorithm struggles to disambiguate ever increasing subtleties in language.
Regarding voice recognition, 7-month-olds detected changes in voice only when the language was in their native tongue (Johnson, Westrek, Nazzi, & Cutler, 2011), suggesting that voice recognition develops in pace with increasing competence in language processing.
Longitudinal and cross-sectional studies in children using conventional functional MRI have shown both increases and decreases in language network activation with age (Ahmad et al., 2003; Brown et al., 2005; Plante et al., 2006; Schmithorst et al., 2006; Szaflarski et al., 2006, 2012; Brauer and Friederici, 2007; Berl et al., 2010, 2014; Yeatman et al., 2010; Lidzba et al., 2011).
Their most recent figures show a 6.6% increase in foreign language enrollments from 2006 to 2009, though with dramatic differences among the languages.
