Bachelor, University of California, Santa Cruz, 1969; Master of Science, North Carolina State University, 1981; Doctor of Philosophy, North Carolina State University, 1985.
Assistant professor, University of Wisconsin, Madison, 1985-1991; associate professor, University of Wisconsin, Madison, 1991-1996; professor, University of Wisconsin, Madison, since 1996; associate dean, University of Wisconsin, Madison, since 1999. Member committee National Animal Genome Mapping Committee, USDA, since 1992, member organizing chair regional project on marker-assisted selection on dairy cattle, 1992.
Faculty advisor Association of Women in Agriculture, Madison, since 1988. University representative genetic advancement committee Holstein-Friesian Association, Brattleboro, Vermont, 1990-1992. Member American Association for the Advancement of Science, American Dairy Science Association (member dairy cattle improvement committee since 1990), Sigma Xi, Gamma Sigma Delta, Phi Kappa Phi.