Anonymous questionnaires are frequently used in research with adolescents in order to obtain sincere answers about sensitive topics. Most longitudinal studies include self-generated identification codes (SGICs) to match information. Typical elements include a combination of letters and digits from personal data. However, these data may make the…

The aim of the study was to explore same-sex and opposite-sex friendship functions among 12 to 13- and 16 to 17-year-old Hungarian adolescents (n = 304). To explore perceptions of friendship functions, the McGill Friendship Questionnaire (MFQ, 30 items, 6 factors: stimulating companionship, help, intimacy, reliable alliance, self-validation,…

Empathy is important for interpersonal communication, social emotion, and social cognitive abilities throughout the lifespan. This study examined the psychometric properties of the Italian version of the Empathy Questionnaire for Children and Adolescents (EmQue-CA) in a sample of 472 Italian children and early adolescents aged 8-13 years.…

The increase of cross-cultural studies and intervention programs, based on the self-determination theory, highlights the urge for validated scales to ensure high-quality research, particularly in the domain of physical education. The present study aimed at evaluating the psychometric properties and measurement invariance of the revised Perceived…

While adolescence is a critical stage of development marked by heightened bottom-up emotional reactivity and immature top-down regulatory control, research on emotion regulation has relatively neglected middle childhood to adolescence years. This may be attributed to the limited number and scope of age-appropriate, reliable, and valid measures of…

Background: Based on Mayer and Salovey's model of emotional intelligence, this study examined whether perceived stress mediates the interplay of emotional intelligence and life satisfaction for girls and boys during early and middle adolescence. Methods: Using multigroup structural equation modeling with questionnaire data from a sample of Spanish…

Background: Refugee children might have experienced violent and traumatic events before settling into a new country. In the United Kingdom, the number of refugee children is increasing; however, little is known about their psycho-social and physical well-being. Aim: This study aims to investigate the psychological well-being and behaviour of…

Learning problems (LP) can have wider implications than the academic deficits per se. The goal of the present series of studies was to develop a reliable and valid quality-of-life measure targeted to children and adolescents with LP. In Study 1, using a 35-item questionnaire, we surveyed 151 parents/guardians of children referred for assessment of…

Schools in Northern Ireland (NI) have become increasingly diverse with the numbers of newly arrived migrant pupils more than doubling over the past decade. While studies have shown an increasingly high prevalence of mental health difficulties among young people in NI generally, there is a paucity of research with at risk groups, including members…

There is a shortage of studies that explore adolescents' academic procrastination. The author hence attempted to examine the mechanisms determining Taiwanese adolescent students' perfectionistic tendencies, time management, and academic procrastination. A total of 405 eighth-grade Taiwanese students completed a self-reported survey assessing their…

For many African Americans, racial identity is an important aspect of their individual identity. We explored developmental change and stability of individual differences in the racial centrality of African American youths and their mothers as well as the relation between maternal and child racial centrality across time. African American youths (N…

The purpose of our study was to investigate the potential relationships in Hispanic adolescents (n = 575) between substance use and/or risky sexual behaviors and (a) physical activity (PA) and (b) sedentary time and (c) the moderating effect of gender. PA levels and sedentary behaviors were assessed using the PA Questionnaire for Adolescents,…

The present study assesses the factor structure, psychometric adequacy, and invariance across sex and age of the Relational Provisions Loneliness Questionnaire (RPLQ). Discriminant validity with an external criterion was also tested. In a sample of Portuguese adolescents, from 7th to 9th grade (N = 817), Confirmatory Factor Analyses (CFA) were…

The aim of the present study is to assess and document the experiences of schools, parents, adolescents, and, finally, adults with grade skipping in Germany to form recommendations for handling this type of acceleration. This article is based on three studies on grade skipping; two studies conducted in schools in Lower Saxony, Germany, spanned the…

The purpose of this study was to investigate whether a growth mindset intervention would improve adolescent special education students' self-efficacy and motivation. The sample included sixth, seventh, and eighth grade students receiving learning disability services in the area of reading. The study was quasi-experimental in design which included…