This study examined proficiency levels and attitudes of main languages in use among ethnic minority students in Hong Kong. We surveyed 260 students from primary and secondary schools with English as the medium of instruction. They were multilingual speakers who were proficient in spoken English and Cantonese. Our results revealed asymmetric and…

Using a longitudinal dataset created through the linkage of the 2006 Indigenous Peoples Survey (IPS; formerly called the Aboriginal Peoples Survey) and the 2016 long-form Census, this study examines childhood factors that are associated with the completion of a high school diploma or equivalency certificate or higher among off-reserve First…

The Study of Social and Emotional Skills (SSES) is an international effort led by the Organization for Economic Co-operation and Development (OECD) with the Houston Independent School District (HISD) serving as the only U.S. site. Over 6,000 10- and 15-year-old students from 119 HISD campuses were selected to participate in SSES in the fall of…

This dissertation explores Spanish copular verbs, "ser" and "estar" (both 'to be' in English), in pre-adjectival contexts within two Spanish varieties: first-language (L1) Chilean speakers from Santiago (N = 29) and second-language (L2) English-speaking learners studying in Chile (N = 31). Bridging sociolinguistics and second…

This poll was conducted between August 18-August 27, 2023 among a national sample of 1,000 Teens. The interviews were conducted online and the data were weighted to approximate a target sample of Teens based on gender, age, race, and region. Results from the full survey have a measure of precision of plus or minus 3.3 percentage points. Among the…

Purpose: Children's ability to adjust one's language according to discourse context is important for success in academic settings. This study examined whether second graders vary in linguistic and discourse features depending on discourse contexts, that is, when describing pictures in contextualized (describing the picture to an examiner while…

Purpose: Children's ability to adjust one's language according to discourse context is important for success in academic settings. This study examined whether second graders vary in linguistic and discourse features depending on discourse contexts, that is, when describing pictures in contextualized (describing the picture to an examiner while…

Due to China's three years of 'Zero COVID' containment policy, the vast majority of vocational and technological education (VTE) high school students could not participate in work-based learning, had to take classes online, and often were isolated from their families. Although the impact of the unprecedented disruptions of the COVID-19 pandemic on…

It is well established that children lie in different social contexts for various purposes from the age of 2 years. Surprisingly, little is known about whether very young children will spontaneously lie for personal gain, how self-benefiting lies emerge, and what cognitive factors affect the emergence of self-benefiting lies. To bridge this gap in…

Social feedback is a driving force for speech development. A recent study provided a key finding to explain how contingent responses influence developmental change: infant speech-related vocalizations are contingent on responses to prior speech-related vocalizations (Warlaumont "et al.," 2014). However, the study did not distinguish…

For Germany, no data on trends in autism spectrum disorder diagnoses are available. The primary aim of this study was to establish the time trends in the administrative prevalence of autism spectrum disorder diagnoses. The second aim was to assess the stability of autism spectrum disorder diagnoses over time. We analysed administrative outpatient…

Cognitive effort is costly and this cost likely influences the activities in which children engage. Yet, little is known about how school-age children perceive cognitive effort. The subjective value of cognitive effort, that is, how valuable or costly effort is perceived, was investigated in seventy-three 7- to 12-year-olds using an effort…

Individuals face negative events throughout their lives and such events can cause problems in every aspect of life. A high level of resilience is required to cope with such negative events. There are various factors that affect resilience. Hope is one of those factors. This factor provides a strong structure to individuals and keeps identified…

This study compares older adult learning in Korean and Japanese sample populations, paying special attention to learning after age 70. Surveys with nearly identical questionnaires were conducted in the Bundang Senior Welfare Center in Korea (N = 549, mean age 73.6 years) and at Osaka Prefecture Senior College in Japan (N = 1,491, 787, mean…

Doctoral students typically represent a highly educated group of students that have demonstrated the academic aptitude to successfully complete multiple degrees. Yet, research has continually shown that 40%-60% of doctoral students do not persist to graduate (Allum & Okahana, 2015; Bowen & Rudenstine, 1992). The purpose of this study was…