Chapter 1 examines a number of basic concepts and distinctions in the law of evidence. It covers facts in issue and collateral facts; relevance, admissibility, and weight; direct evidence and circumstantial evidence; testimonial evidence and real evidence; the allocation of responsibility; exclusionary rules and exclusionary discretions; free(r) proof; issues in criminal evidence; civil evidence and criminal evidence; the implications of trial by jury; summary trials; law reform; and the implications of the Human Rights Act 1998. This chapter also presents an overview of the subsequent chapters.