| B.Sc. | Animal Science | Purdue University | 1969 |
| M.Sc. | Animal Breeding | Cornell University | 1971 |
| Ph.D. | Animal Breeding | Cornell University | 1973 |
| Research Associate | APS | 1973-1975 |
| Assistant Prof | APS | 1975-1979 |
| Associate Prof | APS | 1979-1987 |
| Professor | APS | 1987-2011 |
| Retired | APS | July 1, 2011 |
| Professor Emeritus | APS | Dec 6, 2013 |