 His primary remit was to make recommendations about the Judges' Rules stipulating how police should treat suspects, particularly children and "the educationally subnormal" which was "palpably in need of review".He only accepted the chairmanship, however, on condition that he should also be free to find any individual guilty of the crime on 'the balance of probabilities', which is the .In spite of opposition from some civil servants, he was allowed to proceed on this basis.