Since receiving his PhD in comparative endocrinology from the University of Colorado in 1978 and his veterinary degree from Colorado State University in 1983, he has published more than 150 scientific journal articles and 41 veterinary textbook chapters. He has also written columns for American Kennel Club Family Dog Magazine, and Police K9 Magazine.
He has taught his well-attended “Perspectives in Veterinary Medicine” class at the University of Denver to hundreds of students since 1985. In 2006, he was awarded the “Spirit Award” of the Specialists in Private Practice and Hills Dog Food for Specialist of the Year in private practice.
Since 2007, Fitzgerald has assisted in 10 animal expeditions ranging from Antarctica to Mongolia to Manitoba focusing on conservation and endangered species. During college and graduate school, Fitzgerald worked as a bouncer on rock band tours for promoters Barry Fey and Bill Graham. During this time he did security for such diverse acts as Willie Nelson, The Who, Parliament-Funkadelic, and the Rolling Stones.
He is also an accomplished stand-up comedian who performs nationally. His credits include opening for Bob Hope, Jeff Foxworthy, and George Lopez, as well as multiple appearances with Joan Rivers, Kevin Nealon, and Dennis Miller. He believes that none of us laugh enough and that we are all stewards of animal life on this planet.