School bullying is perceived to be an important social problem in many different countries. The nature and extent of the problem, and research on it, in 21 different countries, is reviewed in Smith et al. (1999). Special methods are needed to study bullying in different countries because of problems of translating the term "bullying" into different languages. Smith et al. (2002) have reviewed the meaning of bullying in 14 different countries. In studying bullying, researchers often ask about specific components such as "hit him/her on the face" or "excluded him/her from games" rather than use the actual word "bullying" in their interviews and questionnaires (Pateraki & Houndoumadi, 2001). However, they still use the word "bullying" in their reports.Many school-based intervention programs have been devised and implemented in an attempt to reduce school bullying. These have been targeted on bullies, victims, peers,
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