“The age of criminal responsibility in England, Wales and Northern Ireland could be ‘unreasonably low’ given the emerging understanding of how slowly the brains of children mature, according to a report by the Royal Society. Widespread differences between individuals also mean that the cut-off age at which children are deemed fit to stand trial, at 10 years old, might not be justifiable in all cases.”
The Guardian, 13th December 2011
Source: www.guardian.co.uk