Do your peers in the classroom have an effect on your vocabulary learning? The purpose of this study was to determine if group-level peer characteristics and group-level peer achievement account for individual-level differences in vocabulary achievement using a large sample of students in kindergarten through second grade (n = 389,917). We applied…

In this paper, we evaluate the complete undergraduate co-enrollment network over a decade of education at a large American public university. We provide descriptive and exploratory analyses of the network, demonstrating that the co-enrollment networks evaluated follow power-law degree distributions similar to many other large-scale networks; that…

The purpose of the study is to examine the impact of early childhood teachers' reading attitudes, the total number of the books they have read about their profession, the total number of the books they have read on general topics, and their teaching experience on their teaching efficacy. Participants consist of 362 early childhood teachers from 51…

The concept of human capital originated in economics over 200 years ago. The current paper takes a novel approach to human capital by interpreting it from a psychological perspective. We divide human capital into 2 domains: traditional and nontraditional. The traditional domain consists of the constructs that have been historically classified as…

Using a life-span developmental psychology model of positive personality adjustment, this study had two aims. First, this study aimed to compare additive and threshold cumulative models of personality adjustment after divorce. The cumulative effect hypothesis states that the number of indicators is a more accurate predictor of an outcome than any…

The L2 Motivational Self System (L2MSS) has been widely researched and used to explain L2 learners' motivational behaviors. However, important factors such as language learning anxiety, self-efficay and possible family influence need to be scrutizized in relation to L2MSS in order to expand our understanding of the second language learning…

This study investigated the important predictors of depression levels of middle school students' according to their recreational sport participation, gender, age and their socioeconomic status. The data of the study was collected from middle schools in the city center of Kutahya, 342 (113 woman, 198 man) students randomly recruited and voluntarily…

Despite years of refinement and improvement to questionnaire design, the need remains to identify effective, but 'user-friendly' questioning procedures to predict behaviour, without compromising predictive performance. Questionnaires developed to predict behaviour typically use an attitudinal approach. However, those types of questionnaires are…

This study aimed at assessing the level and determinants of students' vulnerability to attrition in Arba Minch University, Southern Ethiopia using a random sample of 547 students. The study revealed that, out of 547 sample students, 207 (38%) students were found highly vulnerable to attrition, 51 (9%) students were moderately vulnerable and the…

Background: Pharmacotherapy is considered an evidenced-based treatment for anxious youth. There is a need to better understand the relation between medication adherence and child outcomes. Objective: This study prospectively examined: (1) baseline predictors of adherence and (2) the relation between medication adherence and clinical outcomes in…

Leading research argues the distinct importance of earliest detection of childhood behavior problems and the value of discovering subsequent change patterns as children transition through the early education years. This study examined the relative contributions of earliest assessments of children's problem behaviors as compared to the changes in…

Background: The "cognitive incongruity model of epistemic beliefs and emotions" states that if students' beliefs about the nature of knowledge (e.g., knowledge as simple and absolute) are incompatible with the epistemic nature of learning materials (e.g., complex and contradictory), cognitive incongruity arises. This, in turn, entails…

The aim of the current study was to synthesize the findings of experimental studies addressing the effect of the creative drama method on the skills of students. Research data were derived from ProQuest Citations, Web of Science, Google Academic, National Thesis Center, EBSCO, ERIC, Taylor & Francis Online, and ScienceDirect databases using…

At the intersection of college and work is a complex transition that graduates face every day. Lower levels of college to career transition self-efficacy (CTSE) and lower levels of perceived adulthood may cause a more difficult transition. In this mixed-method study we sought to better understand the relationships among perceived adulthood, CTSE,…

Many studies have reported an increase in mental health problems during post-secondary transition, often originating from high school years. The present study examined how depressive symptoms during the 2 years following the post-secondary transition could be predicted by, on the one hand, school performance, externalized and learning…