This study examined whether autistic people with siblings score higher on measures of empathy than those without siblings. Cohorts of autistic children (n = 939; mean age = 7.35 years (SD = 2.15)) and autistic adults (n = 736; mean age = 37 years (SD = 12.39)) from the Cambridge Autism Research Database (CARD) were each divided into two groups:…

Complex systems of inflectional morphology provide a useful testing ground for input-based language acquisition theories. Two analyses were performed on a high-density (12%) naturalistic sample of two Polish-English children's (2;0 and 3;11) and their parents' use of Polish noun inflection: first, each child's use of inflectional affixes and their…

Using a rich dataset that merges student-level school records with birth records, and leveraging three alternative identification strategies, we explore how increase in access to charter schools in twelve districts in Florida affects students remaining in traditional public schools (TPS). We consistently find that competition stemming from the…

Evidence of the short- and long- term benefits of Pre-K is so compelling that K-12 districts, state education departments, and even federal officials have considered offering universal Pre-K at no cost to children and families. In Chicago, a plan published in March 2019 aimed to provide free Pre-K for all Chicago four-year-olds, regardless of…

Families with deaf parents and hearing children often demonstrate bimodal bilingualism, using both a signed and a spoken language. This study uses an audience design framework to analyze the home language use of two bimodal bilingual families in the United States. The school-age children in these families appeared to design their utterances for…

Though the two languages most frequently used in the homes of Chinese Singaporeans are English and Mandarin Chinese, there is not much information on how the home language can influence language use and attitudes toward these two languages. This study investigates the family language ecology in bilingual homes and aims to compare attitudes toward…