James Porter, head of Hillgrove School, Bangor, Gwynedd, was prosecuted by the Health and Safety Executive after the death of Kian Williams, who jumped and fell from steps while playing unsupervised, landing head-first (News, 4 October 2007). Kian suffered secondary swelling of the brain and died five weeks later from an MRSA infection. Mr Porter, who had run the school for more than 30 years, was found guilty of failing to protect...