Journal of Child Psychology and Psychiatry · 2005 · 193 citations · 22 references
The results provide strong support for the 'enhancement hypothesis'. The negative effects in boys seemed to stem from both the practice of power sports itself and from repeated contact with 'macho' attitudes, norms, and ideals. The negative effects of participation in power sports represent a societal problem of considerable dimensions which has been largely neglected up to now.
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Missing data: Our view of the state of the art.
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Bullying at school: what we know and what we can do
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Child Discipline, Behavioral Sciences, Intervention Program +15
Aggression: A Social Learning Analysis
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