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…

The development of bullying behavior was examined across three years in a sample of 515 adolescents (46% females) from 41 classrooms. At time 1, the students were in grades 9 and 10 (mean age = 14.5 years; SD = 0.54). Results of a multilevel growth model showed that both baseline level and change of bullying varied significantly across individuals…

In this article, the author discusses "The Et Tu Brute Complex." More specifically, this phenomenon occurs when a person, instead of supporting and befriending himself, orally condemns himself in front of other people and becomes his own worst enemy. This is a form of compulsive self-hatred. Most often, the victim of this complex is unaware of the…

Assesses both the contact hypothesis and the superordinate goal hypothesis through an examination of interracial interaction on a desegregated high school football team. The research shows that one can be resocialized to accept and use new value codes and interaction patterns toward members of another race. (NEC)

Data revealed a similar pattern of personality, environment, and behavior differences between all nonuser and user groups, suggesting a pervasive social-psychological constancy. The same variables were also predictive of the shift from nonuse to use over time among the high school students but not the college students. (JB)

This study asked whether or not points which could add to a student's grade would reinforce studying in high school students. The study was conducted in a tenth grade biology class of 33 college bound, lower-class students. Four additional people were present in the class: two observers and two teacher aides to administer points. To accurately…