This document provides an overview of the principles of natural justice in the context of managerial decision making. It discusses key concepts like procedural fairness, lawfulness, evidence-based decisions, reasons for decisions, and accountability. It defines natural justice and its key features. The essential ingredients of natural justice are discussed as the rule against bias, the right to be heard, and the requirement for reasoned decisions. Exceptions to the right to be heard are outlined. The document also discusses the duty to act fairly, the validity of decisions that violate natural justice, and concludes with some case law examples.