Both posters are correct. It's easy to get confused when you don't know a full name and he isn't listed in the USA list of theriogenologists.
Both gave you the right info, here is some more.
Hutch is great to work with. Good luck.
DR. ROBERT V. HUTCHISON
Education
1972 The Ohio State University DVM
Special Interest(s)
Canine Reproduction, Infertility, Pediatric Care
Dr. Hutchison is the director of the International Canine Semen Bank - Ohio, a canine frozen semen center which he started in 1984. He speaks nationally and internationally to veterinary and breeder groups. Dr. Hutchison has published numerous articles, authored textbook chapters on canine reproduction, and produced a DVD on dog breeding which is available at Animal Clinic Northview.