James D MacNeil Editor

Jack F. Kay works in the UK Department for Environment, Food and Rural Affairs. He has actively participated in the Codex Committee on Residues of Veterinary Drugs in Food for more than ten years.

James D. MacNeil retired as head of the Centre for Veterinary Drug Residues of the Canadian Food Inspection Agency in 2007. He is the former scientific editor for "Drugs, Cosmetics, and Forensics" of the Journal of AOAC International.

Jian Wang is currently a research scientist leading a research and development unit for the Canadian Food Inspection Agency in Calgary, Alberta. He has written over thirty publications for various journals and books.