Greg Mathis graduated with a Bachelor of Science degree from North Georgia College. He then worked for the United States Department of Agriculture. He later enrolled at the University of Georgia and earned his Masters and Doctor of Philosophy degrees in the Poultry Science Department. His doctoral work centered on control of coccidiosis, specializing in epidemiology, anticoccidial drugs, and genetics.
After receiving his Ph.D. he started Southern Poultry Research, Inc. a private contract poultry research company. Southern Poultry Research, Inc. has now been in business over 25 years serving the pharmaceutical and poultry industries working on nutritional, coccidiosis vaccination, Necrotic Enteritis, Salmonella, and replacements for antibiotic growth promoters.
During that time he has written numerous manuscripts and trade articles. He has extensively made scientific presentations, lectures, and taught numerous poultry pathology courses both nationally and internationally. He is also an international judge for retriever dog trials.