I have 40 years of experience, and specialize in the field of gastrointestinal (GI) pathology with specific knowledge in the areas of Crohn’s disease, veterinary medical GI diseases, canine acute gastric dilatation and autism. I have published on such topics as Crohn’s disease, infectious GI diseases of several species and gastroenteritis. I have testified on canine acute gastric dilatation, Mycobacterium paratuberculosis in Crohn’s disease and animal abuse or neglect pathology. I’m very good at critical researching in published articles and in medical records.