In recent decades there has been a great expansion in the number, size and influence of International Non-Governmental Organisations (INGOs) involved in international relief and development. These changes have led to increased scrutiny of such organisations, and this scrutiny, together with increasing reflection by INGOs themselves and their staff on their own practice, has helped to highlight a number of pressing ethical questions such organisations face, such as: should INGOs attempt to provide emergency assistance even when doing so risks helping to fuel further conflict? How should...