Member, Cancer Prevention and Control Advisory Committee, Maine State Bureau of Health, 1990-present.

Member, Special Review Committee for Prospective Studies of Diet and Cancer in Men and Women, National Institutes of Health, March, 1991.

Member, Special Review Committee for Studies of the Epidemiology of Cancer in U.S. Ethnic/Minority Populations, National Institutes of Health, April, 1991.

Member, Special Review Committee for Studies of the Genetics of Breast Cancer, National Institutes of Health, April, 1993.

Chair, Advisory Committee on Data Systems, Maine Health Care Reform Commission, 1994- 95.

Member, Epidemiology and Disease Control Study Section 2, National Institutes of Health, October, 1992-present.

Member, Epidemiology Review Panel, California Breast Cancer Program, May 1995-present.