Poultry diseases including cellulitis, gangrenous dermatitis and necrotic enteritis, as well as the anaerobic bacteria associated with these and other diseases. His research focuses on the pathogenesis of Escherichia coli involved in several disease complexes including gangrenous dermatitis and cellulitis. Other research interests include the effect of the Major Histocompatability Complex on the resistance to E.coli infections associated with cellulitis. Poultry Microbiology and Parasitology.

PhD, University of Arkansas, Animal Science, Bacteriology and Parasitology, 1993
MS, Southern Illinois University, Animal Industries and Bacteriology, 1983
BS, Southern Illinois University, Administration of Justice and Forensic Sciences, 1978
poultry science veterinary medicine bacteriology microbiology parasitology
American Society for Microbiology