 The main issues discussed by philosophers on the topic of evil have been: Should we use the term ‘evil’ in our moral, political, and legal discourse and thinking, or is evil an out-dated or empty concept which should be abandoned? What is the relationship between evil and other moral concepts such as badness and wrongdoing? What are the necessary and sufficient conditions for evil action? What are the necessary and sufficient conditions for evil character? What is the relationship between evil action and evil character? What types of evil actions and characters can exist? What is the proper analysis of derivative concepts such as evil institution?