Behavioral Intervention for Insomnia in Older Adults

Inclusion Criteria: * 55 years or older * Sleep onset or maintenance insomnia of 45 minutes or more per night for at least 3 nights per week as ascertained through 14 days of sleep diaries * Insomnia duration of at least 6 months * Impaired daytime functioning as a consequence of insomnia Exclusion Criteria: * Psychopathology evidenced by the Brief Symptom Inventory Global Severity Index T score \>60 * Cognitive impairment as ascertained by the Mini-Mental State Exam score \< 27 * Current psychotherapy or medical treatment for major depression or other psychopathology * Current and regular use of over-the-counter medication or prescription medication for sleep (verified through urinalysis), or any medication affecting sleep * Major physical or mental illness directly related to the onset and course of insomnia * Substance abuse problem ascertained per interview * Suspicion of sleep apnea as determined by an Epworth Sleepiness Scale score of 11 or greater, a respiratory disturbance index of \> 15 as established through in-home overnight use of the EdenTec Model 3711 Digital Recorder, and interview with a significant other, if available * Restless leg syndrome, periodic limb movement disorder, or circadian rhythm sleep disorders as determined through the participant interview and an interview with a significant other, if available.