The Deputy Children's Commissioner Sue Berelowitz has countered criticism of her report on child sexual exploitation describing it as "calm" and "measured".
She also said there was a risk of too much attention being given to high-profile cases involving Pakistani men.
She said this was just one of many models of exploitation and that data on the ethnicity of perpetrators only exists in six out of 10 cases.
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Report criticises ministers for lack of long term plan to recruit and retain teachers in important subjects such as physics and maths.