Bachelor of Science in Applied Mathematics, University Colorado, 1971. Doctor of Philosophy in Genetics, Stanford University, 1976.
Fellow, Harvard University, Cambridge, Massachusetts, 1975-1977; from assistant professor to associate professor genetics, Medical School U. Pittsburgh, 1977-1985; guest researcher, National Institute of Mental Health, Bethesda, Maryland., 1984-1986; senior staff officer, National Academy Sciences, Washington, District of Columbia, 1985-1987; chief environmental studies branch, National Center for Health Statistics, Hyattsville, Maryland., 1987-1995; director division health promotion statistics, National Center for Health Statistics, Hyattsville, Maryland., since 1995. Member National Institutes of Health Mammalian Genetics Study Section, Bethesda, 1984-1988.
Member American Association for the Advancement of Science, Society for Epidemiological Research, Society for Occupational and Environmental Health (Board of Governors 1989-1991, vice president since 1992), American Society Human Genetics (social issues committee 1986-1991).
Daughter of Hobart Daughter of and Violet L. (Whipple) W. Married William P. Welch, December 28, 1974. Children: Zelinda M., Madison H.