Background: This study evaluated the effect of the school-based intervention Charge Your Brainzzz on adolescents' social-cognitive determinants, sleep hygiene and sleep duration and quality. Methods: A cluster-randomized controlled trial was conducted with 972 students from 10 Dutch high schools. Schools were randomly allocated to the intervention…

Behaviors such as gaze aversion and repetitive movements are commonly believed to be signs of deception and low credibility; however, they may also be characteristic of individuals with developmental or mental health conditions. We examined the effect of five behaviors that are common among autistic individuals--gaze aversion, repetitive…

This study used a genetically informed design to assess the effects of friends' and nonfriends' reticent and dominant behaviors on children's observed social reticence in a competitive situation. Potential gene-environment correlations (rGE) and gene-environment interactions (GxE) in the link between (a) friends' and…

Purpose: Many education for sustainable development (ESD) programs are designed to change attitudes and values toward the natural environment. However, psychological research indicates that several factors in addition to attitude influence behavior, including contextual support, social norms, action difficulty, and habitual behavior. Thus, if…

Psychosocial correlates of exposure to violence are explored to gain insight into how adolescents are affected in areas of school-based adjustment, and also whether specific groups of youth are affected more than others. Data were gathered as part of a study on academic adjustment across two groups of adolescents: one from a Northeastern…