Not sure why this is getting downvoted. The prevalence of bullying really does vary massively from country to country, school to school and even cohort to coho

Not sure why this is getting downvoted. The prevalence of bullying really does vary massively from country to country, school to school and even cohort to cohort. Given how many people were very deeply and very personally affected by it, it's amazing that nobody's discovered how and why it spreads.