hood immunizations. His statistics interests include practice variation, influence diagnostics, surrogate outcomes, and efficient sampling procedures. Dr. Barlow’s work on immunization and vaccines has included work on a comprehensive collection of data on links between medical events and immunization. He directs the Statistical Coordinating Center for the National Breast Cancer Surveillance Consortium, funded by the National Cancer Institute. He is a member of the American Statistical Association, the Biometric Society, and the Society for Clinical Trials.
Dan G. Blazer II, M.D., M.P.H., Ph.D., is the J. P. Gibbons Professor of Psychiatry and Behavioral Sciences, a professor of community and family medicine, and former dean of medical education at the Duke University School of Medicine. He is also adjunct professor in the Department of Epidemiology at the University of North Carolina School of Public Health. Dr. Blazer is the author or editor of more than 20 books and author or coauthor of more than 250 peer-reviewed articles on topics including depression, epidemiology, and liaison psychiatry. He has served on several Institute of Medicine committees and recently chaired the Committee on the Evaluation of the Department of Defense Clinical Evaluation Protocol. He is a fellow of the American College of Psychiatry and the American Psychiatric Association and is a member of the Institute of Medicine.
Linda D. Cowan, Ph.D., is the George Lynn Cross Research Professor in the Department of Biostatistics and Epidemiology at the University of Oklahoma Health Sciences Center. Her interests include cardiovascular disease and the relative importance of different risk factors in men and women, neurological disorders, perinatal epidemiology, and the application of epidemiology in the legal setting. Her recent research includes evaluating risk factors for abnormal fetal growth, identifying cardiovascular disease risk factors in Native American populations, and evaluating multiple approaches to surveillance of hemophilia in Oklahoma. Dr. Cowan is an elected member of the American Epidemiological Society and is the recipient of several teaching awards. She has served on the Institute of Medicine Vaccine Safety Forum and on the Committee to Review the Adverse Consequences of Pertussis and Rubella Vaccines.
Kathryn M. Edwards, M.D., is professor of pediatrics and associate director of the Division of Pediatric Infectious Diseases at Vanderbilt University. Dr. Edwards’s work has focused on the evaluation of new vaccines for the prevention of infectious diseases in adults and children. She has conducted large efficacy trials of a live-attenuated intranasal influenza virus vaccine and has coordinated multicenter trials of the safety and immunogenicity of new generations of the Haemophilus influenzae type b and Bordetella per-