Daniel Girdano, PhD, has held the position of professor at the Universities of Maryland, Utah, Wyoming, Texas A & M, Boston University, and The Pennsylvania State University. He is currently professor and faculty mentor for Walden University. As director of the psychophysiology research laboratory at the University of Maryland he used research in biofeedback, counseling, and relaxation training to pioneer the comprehensive study of stress management. He has authored or co-authored 40 health and fitness textbooks and over 50 articles.Dorothy E. Dusek, PhD, has been professor at San Francisco State, Worcester State College, the University of Maryland, University of Utah, University of Wyoming, and Metropolitan State College in Denver. She has written over 30 books on the topics of nutrition, fitness, stress management, weight management, smoking cessation, health counseling, behavior change, communication, psychosomatic medicine, and others. She has a private counseling practice in Winter Park Colorado. George S. Everly, Jr., PhD, ABPP is Professor of Psychology, Loyola College in Maryland, Associate Professor of Psychiatry, The Johns Hopkins School of Medicine, and a member of the Johns Hopkins Center for Public Health Preparedness at the Johns Hopkins Bloomberg School of Public Health.