John E. Whalan has had a rich and varied 41 year career in toxicology. He began as an inhalation toxicologist at Hazleton Laboratories (now Covance) where he had hands-on experience with animals, inhalation chambers, instrumentation, necropsies, data evaluation and the implementation of Good Laboratory Practice regulations. His next position was with Battelle Columbus Laboratories where he monitored preclinical animal studies of many investigational cancer drugs on behalf of the National Cancer Institute. For the past 30 years, he has served as a senior inhalation toxicologist and risk assessor at the United States Environmental Protection Agency (US EPA). For 19 of those years, he evaluated animal toxicology data and performed risk assessments for numerous pesticide registrations. He has drafted test guidelines and guidance documents for the US EPA and the OECD and has had an opportunity to work with expert toxicologists and pathologists around the world. He is currently working in the EPA’s National Center for Environmental Assessment in the Office of Research and Development. He is a Diplomate of the American Board of Toxicology.
“This is a short and concise guide to clinical pathology written by a toxicologist … . This small book gives a brief description … of species differences for CBC, chemistry panel, urinalysis. … This may be helpful for toxicologists who want a concise handbook.” (Maureen McMichael, Doody's Book Reviews, July, 2015)