In relation to a sample of 1,092 Italian adolescents (50.9% females), the present study aims to: (a) analyze the most parsimonious structure of the cyberbullying and cybervictimization construct in male and female Italian adolescents through confirmatory factor analysis; and (b) analyze the severity and the discrimination parameters of each act using the item response theory. Results showed tha...

During the last decade, cyberbullying has become an increasing concern which has been addressed by diverse theoretical and methodological approaches. As a result there is a debate about its nature and rigorously validated assessment instruments have not yet been validated. In this context, in the present study an instrument composed of 22 items representing the different types of behaviours and...

School is a small institution located in central New York. The school sits in the center of a small, rural town and is home to grades seven through twelve. Throughout the six grade levels, the school has roughly 600 students. The district's elementary school is within walking distance of its high School is a small institution located in central New York. Although generally minimal behavior prob...

Significant advancements have been made in cyber aggression literature, with many studies revealing the consequences associated with adolescents’ involvement in these behaviors. Few studies have focused on cyber aggression involvement in China, India, and Japan. The present study examined differences in cyber aggression perpetration and victimization among 1637 adolescents living in China, Indi...

.......................................................................................................................................243 Autobiographical Statement.........................................................................................................245

BACKGROUND Internet risk has been recognised as a child safety problem, but evidence is insufficient to conclude that a child's online risk exposure can lead to physical harm. This study aims to explore the ecological relationship between Internet risk exposure and unnatural child death. METHODS Multiple secondary data sources were used: online exposure to content about self-harm, cyberbullyi...

As with other forms of violent behaviour, bullying is the result of multiple influences acting on different societal levels. Yet the majority of studies on bullying focus primarily on the characteristics of individual bullies and bullied. Fewer studies have explored how the characteristics of central contexts in young people's lives are related to bullying behaviour over and above the influence...

The aim of the present study is to describe and evaluate an ongoing peer-led model against bullying and cyberbullying carried out with Italian adolescents. The evaluation of the project was made through an experimental design consisting of a pre-test and a post-test. Participants in the study were 375 adolescents (20.3% males), enrolled in 9th to 13th grades. The experimental group involved 231...