Robert B. Wallace is professor of epidemiology and internal medicine at the University of Iowa Colleges of Public Health and Medicine, as well as interim director of the University’s Center on Aging. His research interests concern the causes and prevention of disabling conditions of older persons. He has had substantial experience in the conduct of both observational cohort studies of older persons and clinical trials, including preventive interventions related to osteoporotic fracture and coronary disease prevention. He is the principal site investigator for the Women’s Health Initiative (WHI), a national intervention trial exploring the prevention of breast and colon cancer and coronary disease. A member of the Institute of Medicine, he has served on many study committees and is currently chair of its health promotion and disease prevention board. He is a senior advisor to the U.S. Preventive Services Task Force and has served on the executive committee of the Association of Teachers of Preventive Medicine and chaired the epidemiology section of the American Public Health Association. He has an M.D. from Northwestern University.
Craig Zwerling is a professor in the departments of Occupational and Environmental Health, Epidemiology, and Internal Medicine at the University of Iowa. He is head of the Department of Occupational and Environmental Health in the University of Iowa College of Public Health and directs the University’s Injury Prevention Research Center. His research has included studies of occupational injuries among workers with disabilities. He is currently studying workplace accommodations for workers with disabilities and their effect in reducing occupational injury rates. At the Institute of Medicine, he served on the Committee on Injury Prevention and Control. He has an M.D. from Case Western Reserve University and M.P.H. and Ph.D. degrees from Harvard University.