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...Derek Green, director of leading child protection agency Ray Wyre Associates, said it was a 'daft' decision to invite a convicted sex offender into a school.
'It does seem a bizarre choice of entertainment to invite Chris Langham into the school,' he said.
'It's not likely anything untoward is going to happen and the school would put the appropriate safeguards in place but it is inappropriate. He is a man who is still trying to justify his behaviour in viewing child pornography...