Dr. Joel Wallach has dedicated his lifes work to Health Sciences with more that 50 years of experience, learning & teaching in the field. 1960 1964 D.V.M. Veterinarian University of Missouri 1958 1962 B.S. Agriculture University of Missouri; Major: Animal Husbandry, Minor: Field Crops and Soils 1965 1968 Postdoctoral Fellow Comparative Medicine, Comparative Pathology Washington University, St.