This practical book helps the expert witness new to court to prepare psychologically as well as professionally for courtroom testimony. It provides a comprehensive overview of the legal process, trial procedures, and the role of the expert in the adversarial system of state and federal courts. Chapters focus on the current status of expert testimony, law from ancient to modern times, the adversary system, typical lawyer attitudes and approaches, expert witness practice details including virtues of the ideal witness, and coping strategies and tactics for courtroom testimony. An original glossary of over 1000 legal terms and a quick reference guide to the most commonly used testimony tactics round out this useful text.