A. Introduction : The principles and development of expert evidence. 1. Introduction -- 2. Non-opinion expert evidence -- 3. Novel scientific ideas and techniques : the twilight zone -- B. Pre-trial practice and procedure. 4. Pre-trial procedure -- 5. Single joint experts, assessors and experts appointed by the court -- 6. Bias -- 7. Privilege and confidentiality -- C. Evidence at trial. 8. The expert witness at trial -- 9. The form and content of expert evidence -- 10. Experts and hearsay evidence -- 11. Evidence produced by machines, devices and other apparatus -- 12. The evidential value of expert evidence -- 13. Costs and fees -- 14. Immunity -- D. Methods of proof. 15. Psychological and psychiatric evidence -- 16. The valuation of land and buildings -- 17. Forensic sciences and techniques -- 18. Actuarial, accountancy and market research : evidence with a mathematical element -- 19. Proof of foreign law -- E. Specific tribunals. 20. Tribunals not governed by the strict rules of evidence -- 21. Specific commercial jurisdictions -- F. Fields of litigation. 22. Medical reports in personal injury cases -- 23. Construction claims -- 24. Intellectual property -- 25. Criminal sentencing -- 26. Drink/driving offences -- 27. Obscenity -- 28. Matrimonial and other proceedings involving children -- G. Expert evidence : the future. 29. Expert evidence : the future.