address modifiable risk behavior for employees in Hughes’ self-funded medical program focused on reducing health care costs before they happen. Dr. Hymel is a Fellow of the American College of Occupational and Environmental Medicine (ACOEM) and under her leadership, Hughes was awarded the ACOEM Corporate Health Achievement Award and the C. Everett Koop Award Honorable Mention. Dr. Hymel received her M.D. from Louisiana State University.

J. Richard Jennings, Ph.D. is a Professor in the Department of Psychiatry and Psychology in the Western Psychiatric Institute and Clinic at the University of Pittsburgh. His research interests are in the areas of cognitive psychophysiology, brain imaging, cardiovascular functioning and aging. He has published research on the influence of sleep deprivation on processes of supervisory attention, autoregulation of blood pressure and thought, and cardiovascular reactivity associated with atherosclerosis. Dr. Jennings is a member and past-president of the American Psychosomatic Society and the Society for Psychophysiological Research and a Fellow of the American Psychological Association. Dr. Jennings received his Ph.D. from the University of California-Berkeley in 1969.

Tom B. Leamon, Ph.D. is a Vice President of Liberty Mutual Insurance Group and Director of the Liberty Mutual Research Institute for Safety. Dr. Leamon is responsible for the research program in occupational safety and rehabilitation and has published research on integrated approaches to occupational injury and illness, industrial ergonomics, and evaluation of criteria for the prevention of low back pain disability. He also serves as a Lecturer on Environmental Health at the Harvard School of Public Health and is a term member of the NORA liaison committee of the National Institute of Occupational Safety and Health. Dr. Leamon is a Fellow of the Ergonomics Society, Human Factors and Ergonomics Society, and the Institution of Electrical Engineers (U.K.). He is a board certified Professional Ergonomist, a Chartered Engineer (U.K.), and a European Engineer. Dr. Leamon received his Ph.D. in Industrial Engineering from the Institute of Technology, Cranfield.

Rebecca M. Mullis, Ph.D., R.D. is Professor and Department Head of Foods and Nutrition at the University of Georgia. Her research interests include developing intervention approaches for individuals, groups, and populations. Her areas of interest include both clinical and community-based programs for chronic disease risk reduction and health promotion. Dr. Mullis is particularly interested in policy and environmental approaches to reducing cardiovascular disease. Dr. Mullis serves on the USDA Food and Consumer Service Expert Round Table, and is a member



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