from I Don’t Understand the Basis of Ethics Normative Ethics Wikipedia
Normative Ethics is a field of ethics that examines broad theories of obligation, virtue, free will, and value. It seeks to explore what actions or judgments are considered good (or right). Representative positions in normative ethics include hedonism, eudaimonism, non-hedonism, egoism, altruism, and utilitarianism.
Utilitarianism, advocated by Jeremy Bentham, John Stuart Mill, R.M. Hare, Peter Singer, and others. Deontology, advocated by Immanuel Kant, and others. Virtue Ethics, advocated by Plato, Aristotle, G.E.M. Anscombe, Alasdair MacIntyre, and others.
In this field, there are various contexts and definitions associated with common nouns such as morality, obligation, justice, and pleasure.