Background: The popularity of communication technologies such as text messaging, e-mail, instant messaging, and social networking sites has grown exponentially, especially among adolescents. At the scale of growth along with the pressures and normative use of communication technology, psychological effects of these technologies need to be further…

Background: Cannabis is a substance frequently consumed by adolescents, which is a risk factor for many psychopathological disorders. At the same time, adolescents in high-schools are likely to be exposed to significant stress from school that can sometimes lead to a burnout syndrome. Objective: The purpose of this study is to explore the impact…

Background: There is growing application of school-based screening to identify post-traumatic distress in students following exposure to trauma. The consensus method is based on self-report questionnaires that assess posttraumatic symptoms, functional impairment, depression or anxiety. Objective: The current research explored the possibility of…

Background: In 2004, a firework factory in a residential area of a large Danish city exploded. The children at the local school were screened for symptoms of posttraumatic stress disorder (PTSD) 16 months and 3½ years after the incident. A large proportion of the children still suffered from a substantial number of symptoms 3½ years after the…

Background: The literature regarding the use of restraint and seclusion in schools is scant, perhaps due to the controversial nature of the topic. With few exceptions, schools have not published policies or data regarding these procedures even when doing so would further the discussion about standards for staff training, student safety, and…

Background: Despite high rates of substance use among homeless youths, little is known about the interaction of substance-use risk and protective factors. Further, limited research exists on substance use by school-attending homeless youths, as extant studies have relied on street- and shelter-based samples. Objective: The purpose of this study…

Advances in applied developmental science have contributed to the large literature on positive youth development (PYD) interventions. This study reports an investigation of a PYD program using an outcome-mediation evaluation model that drew on the treatment intervention science literature. The Changing Lives Program (CLP) is a community supported…

Reiss ("The normal personality: a new way of thinking about people." Cambridge University Press, New York, 2008) empirically derived a reliable and valid taxonomy of 16 life motives ("psychological needs"). The model suggests six motivational reasons for low achievement in school. Low achievement may be motivated by fear of failure (high need for…