This document provides an introduction to moral theorizing and philosophy. It discusses metaethics, normative ethics, and practical/applied ethics. It also covers reflective equilibrium as a method of moral deliberation that involves considering intuitions, principles, and revising judgments. Additionally, it distinguishes morality from conventional morality, law, prudence, economics, religion, authority, and opinion. The document outlines the structure of a moral argument and ways to evaluate moral judgments based on conceptual issues with principles and factual claims. Finally, it discusses teleological and deontological types of moral principles.