power Guardian greenhouse gas emissions UN Climate Summit Aitkenhead society class Several observations spring Lord Justice Leveson editor Nick Robinson book National Health Service Rocks Damning indictments Anderson climate change rhetoric book Golden Rule truth Chatham House event parties scientist Thomas Ferguson broadcaster Brian Walden gap Bradley Manning impartiality British press power elite corporations nature business leaders things degrees C report NGOs companies Julian Assange Wikileaks Miss Havisham control freak character attack supporters despair Michael Gove childhood friends petrol station oil prices Alistair Darling Christopher Meyer establishment interviewees state secrets content contrast Liberal Journalism