Colleen E. Carney, Ph.D., is assistant professor and director of the Sleep and Mood Disorder Program at Ryerson University in Toronto, Canada, and is adjunct professor at Duke University. She is president of the Association for Behavioral and Cognitive Therapies interest group on insomnia and other sleep disorders. Carney was the recipient of the National Sleep Foundation's prestigious Pickwick Fellowship, and her research program is funded by the National Institutes of Health.

Rachel Manber, Ph.D., is professor of psychiatry and behavioral sciences at Stanford University in Palo Alto, CA, where she is also director of the Insomnia and Behavioral Sleep Medicine Program. She has taught many health providers how to use cognitive behavioral therapy for insomnia and is one of the leading authorities on the treatment of comorbid insomnias. Manber's research on depression and insomnia is funded by the National Institute of Mental Health. She is a proponent of empirically supported therapies for those with sleep problems.

Foreword writer Richard R. Bootzin, Ph.D., is professor of psychology and psychiatry at the University of Arizona, director of its sleep research laboratory, and director of the insomnia clinic at University Medical Center.