In a study of all adult deaths occurring in hospitals in England from June 1, 2010, to October 31, 2012, and reported by National Health Service (NHS) staff as related to patient safety incidents, Liam J Donaldson, Institute of Global Health Innovation, Imperial College London, London, United Kingdom, and colleagues categorized the incidents and classified them into types of systemic failures. They sought to identify specific areas that, if addressed, potentially could help to save patient lives.