Engaging parents in school health examinations can promote adolescents' well-being. We examined parents' participation in universal school health examinations in Finland reported by adolescents in school surveys (14 to 16-year-olds, N = 58,232). Further we studied variation between service providers and schools, and student and school-level…

Youth with greater levels of narcissism face a wide array of difficulties in interactions with others. However, there exists a curious lack of research on their close relationships, such as friendships. In this study, we examined associations between narcissism and friendship features over time. Participants were 261 eighth and ninth graders (112…

The objective of the study was to examine how distinct psychopathic traits, including callous-unemotional (CU) traits, impulsivity and narcissism, as well as family, school and friend social support are longitudinally associated with cyberbullying and cyber-victimization. Associations were investigated by employing a four-year longitudinal design…

An emerging body of research documents a relationship between sleep quantity and delinquency during adolescence. Absent from this line of research, however, is an evaluation of whether the associations between sleep duration and different forms of delinquency vary across periods of adolescence and sex. The current study aimed to address this gap…

Scientists are often described as smart and logical thinkers but lacking in the so-called "soft skills." Well-known TV series such as "The Big Bang Theory" and "Breaking Bad" have also shaped these stereotypical ideas in society. In the present study, a total of 1013 students in grades 8 and 11 were asked about…

High-achieving minority students have fewer friends than their majority counterparts. Exploring patterns of friendship formation in the Add Health data, we find strong racial homophily in friendship formations as well as strong achievement homophily within race. However, we find that achievement matters less in cross-racial friendships. As a…

Differential Item Function (DIF) analysis is commonly employed to examine potential bias produced by a test item. Since its introduction DIF analyses have focused on potential bias related to broad categories of oppression, including gender, racial stratification, economic class, and ableness. More recently, efforts to examine the effects of…

Background: In health education, there is a risk of giving overly prescriptive recommendations, potentially activating conflicting in-group norms that reduce message receptiveness. For example, the notion of 'unhealthy youth' is a stereotype which suggests that young people are expected to make unhealthy choices. If such in-group norms are…

This study examined whether individual and collective moral disengagement (MD) in seventh grade were associated with bullying perpetration across seventh and eighth grade, and whether changes in individual and collective MD from seventh to eighth grade were associated with concomitant changes in individual-level bullying perpetration. In this…

Objective: This study examined extracurricular and physical activity related to ADHD (diagnosis and symptoms) and cognitive disengagement syndrome (CDS) symptoms. Methods: Participants were 302 adolescents (ages 12-14) with and without ADHD and primary caregivers. ADHD diagnosis was determined with parent interview. Questionnaires provided…

Objective: While a link between strength-based parenting and social-emotional wellbeing has been previously established, little is known about the role that school belonging plays in moderating this relationship. The present study examined the mediating and moderating role of school belonging in the association of strength-based parenting with…

This cross-sectional study was carried out to investigate the self-perception of primary school students aged 10-14 and their attitudes toward obese children (n = 693). There was a weak, positive, and highly significant correlation between the mean scores for the overall Attitude Toward Obese Children Scale, the Self-Perception Profile for…

Social changes have resulted in an increase of students living in households that do not include both a mother and a father, reducing the efficacy of common survey questionnaire approaches to measuring student socioeconomic status (SES). This paper presents two studies conducted to develop and test a new,more inclusive set of student SES items…

Study Objectives: To prospectively examine changes in adolescent sleep before and during the COVID-19 pandemic in adolescents with and without ADHD. Methods: Participants were 122 adolescents (ages 15-17; 61% male; 48% with ADHD). Parents reported on adolescents' sleep duration and difficulties initiating and maintaining sleep (DIMS); adolescents…

This paper examines the likelihood of violence in successive cohorts of students in a small city during the implementation of a youth-led sexual violence prevention initiative. We compared the likelihood of violence among students who were in 8th, 9th, and 10th grade before the programming to the likelihood of violence among students who were in…