This study explored sexual orientation and gender identity as predictors of health literacy among adolescents attending New York City (NYC) public high schools. Many studies have demonstrated disparities in sexual health among sexual and gender minority (SGM) adolescents. However, little is known about their health literacy. Health literacy,…

Developing social competence of madrasa teachers is increasingly popular in the classroom, but of these teachers, mixed results (without clear reasons) are reported. This study aims to see if increasing the use of problem-based learning (PBL) by "madrasa aliyah" or senior high school teachers in Indonesia increases their social…

Student perpetrated violence against teachers is widespread, yet few studies differentiate teacher experiences of violence by school level (i.e., elementary, middle, and high school). This study, based upon 2,558 pre-kindergarten through 12th grade teacher survey responses, revealed differences in types of student aggression against teachers by…

The purpose of this study was to explore career outcomes in young adulthood among adolescents with ADHD and/or high abilities. The sample included respondents who had the ability and ADHD measures from Waves 1 (1995), 3 (2002), and 4 (2009) of the National Longitudinal Study of Adolescent and Adult Health in-home questionnaire. Using multiple…

This study shows that residual variation can cause problems related to scaling in exponential random graph models (ERGM). Residual variation is likely to exist when there are unmeasured variables in a model--even those uncorrelated with other predictors--or when the logistic form of the model is inappropriate. As a consequence, coefficients cannot…

This study explores how extracurricular activities experiences affect students' leadership development outcomes. The current status of students' experiences of extracurricular activities and leadership development outcomes identified. Also, it analyzed the correlation, as well as how they contribute to the college students' leadership. Lastly, the…

As human-induced climate change rapidly increases, information about climate change permeates each aspect of society. This study examines how learning sources pertaining to climate change influence self-reported pro-climate behaviour in adolescents. Cross-tabulation method, combined with correspondence analysis, has been conducted on data obtained…

Previous research on the implications of early-tracking education systems has not specifically focused on how studying in academic and non-academic tracks shapes the features and characteristics of shadow education (private tutoring) that students are involved in. The study compares the scale and features of private tutoring and the underlying…

This dissertation explored whether unnecessary linguistic complexity (LC) in mathematics and biology assessment items changes the direction and significance of differential item functioning (DIF) between subgroups emergent bilinguals (EBs) and English proficient students (EPs). Due to inconsistencies in measuring LC in items, Study One adapted a…

Mathematical giftedness (MG) is an intriguing phenomenon, the nature of which has yet to be sufficiently explored. This study goes a step further in understanding how MG is related to expertise in mathematics (EM) and general giftedness (G). Cognitive testing was conducted among 197 high school students with different levels of G and of EM. Based…

This study investigated factors influencing teachers' intention and willingness to teach about cancer in the context of the theory of planned behaviour. Because teaching about cancer is mandatory in Germany, we compared n=355 teachers' intention to teach about cancer under mandatory conditions and their willingness to teach about cancer if they…

The aim of this study was to examine the relationship between the sport-confidence and the coach-athlete relationship in Turkish national male student-wrestlers, and to investigate whether educational status, wrestling style, wrestling category, and career of wrestlers were significant variables on student-wrestlers' sport confidence and their…

Background: This study aimed to investigate the relationship between Facebook age presentation, Facebook alcohol displays, and alcohol related risk factors among college students. Methods: Students from two universities in the United States enrolled and accepted a researcher's Facebook friend request. Participant's Facebook profiles were evaluated…

Employment status in high school has been shown to have a negative relationship with measures of academic achievement which some researchers have attributed to student characteristics such as demographics and socioeconomic status. The current study investigated differences in the demographic and socioeconomic characteristics of "working…

Teachers' goal orientations for teaching are one of the most important motivational beliefs affecting instructional processes. This study investigated the structural relationship between teachers' goal orientations for teaching and their attitudes towards their job through measures of self-efficacy and burnout. 495 teachers (working in primary,…