Associate Research Scientist and Lecturer in Epidemiology. Department of Epidemiology and Public Health, Yale University School of Medicine, 1981-84.

Assistant Professor of Epidemiology. Department of Epidemiology and Public Health, Yale University School of Medicine, 1984-88.

Member. Yale Comprehensive Cancer Center, 1984-89.

Associate Professor of Epidemiology. Department of Epidemiology and Public Health, Yale University School of Medicine, 1988-89.

Associate Director. Cancer Control Research Unit for Connecticut at YaleUniversity, Yale University School of Medicine, 1986-89.

Principal Investigator. Bingham Consortium for Health Research, University of Southern Maine, 1989-95.

Professor of Epidemiology. Department of Applied Medical Sciences, University of Southern Maine, 1989-present.

Adjunct Professor. College of Nursing and the Health Policy and Management Program. University of Southern Maine, 1989-present.

Senior Research Associate. Edmund S. Muskie School of Public Service, University of Southern Maine, 1989-present.

Assistant Dean. School of Applied Science, University of Southern Maine, 1997-present.