Gerald T Brooks was formally in the Biochemistry Department of the Agricultural Research Council’s Pest Infestation Laboratory (now the Pest Infestation Control Laboratory of the Ministry of Agriculture, Fisheries, and Food) at Slough, England. He Holds B.Sc. and Ph.D. degrees of the University of London, and was Fellow of The Royal Institute of Chemistry. His field work is the chemistry, biochemistry, and toxicology of insecticides and hormones.