4. Expert evidence

  1. David W. Hall2 and
  2. Jason H. Byrd3
  1. Bernard A. Raum

Published Online: 9 MAY 2012

DOI: 10.1002/9781119945734.ch4

Forensic Botany: A Practical Guide

Forensic Botany: A Practical Guide

How to Cite

Raum, B. A. (2012) Expert evidence, in Forensic Botany: A Practical Guide (eds D. W. Hall and J. H. Byrd), John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9781119945734.ch4

Editor Information

  1. 2

    David W. Hall Consultant Inc., 3666 NW. 13th Place, Gainesville, FL 32605, USA

  2. 3

    William R. Maples Center for Forensic Medicine, College of Medicine, University of Florida, PO Box 147100, FL 32610-0275, USA

Author Information

  1. University of Florida, PO Box 1149, Newberry, Florida 32669, USA

Publication History

  1. Published Online: 9 MAY 2012
  2. Published Print: 1 JUN 2012

ISBN Information

Print ISBN: 9780470664094

Online ISBN: 9781119945734



  • expert evidence;
  • US Supreme Court, and the case of Daubertv. MerrillDow;
  • expert opinion aiding jury, in making ultimate findings of fact;
  • admissibility of scientific evidence, testing reliability and accuracy;
  • The United States experience, in Frye v. United States;
  • test for admissibility in Frye, consensus of experts in given field;
  • the rule in Frye, controlling authority in large jurisdictions;
  • rest of the states, using a Daubert rational in expert testimony;
  • scientific method, and law of expert testimony and “pure opinion”;
  • The United Kingdom experience, expert witness, cross-examination


This chapter contains sections titled:

  • The common law

  • The United States experience

  • The decision in Frye v. United States

  • The codified federal rules of evidence

  • The decision in Daubert v. Merrill Dow25

  • The scientific method

  • The “pure opinion” rule

  • The United Kingdom experience

  • The criminal procedure rules 2010, s.33

  • The law commission consultation paper no. 190