... Principal, Thomas Stephens and Associates, Ottawa, Canada.Anita Stewart, Ph.D., Associate Professor inResidence, University of California, San Francisco,San Francisco, California.C. Barr Taylor, ... National Heart, Lung, and Blood Institute; the National Institute of ChildHealth and Human Development; the National Insti-tute of Diabetes and Digestive and Kidney Diseases; and the National ... Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, Georgia.Sandra W. Bart, Policy Coordinator, Office of theSecretary, Executive Secretariat, Department of Health and...