As charities vie for attention, explore the ethics of donating - and the arguments for and against it.
As the Freedom of Information Act reveals more and more about public figures, Martin Bright considers whether secrecy is a form of dishonesty, or a virtue which could be called discretion.
Bosnian Serb leader is charged with genocide, crimes against humanity and violation of the laws of war. So what are the ethics of war - and what constitutes a war crime?