Dr. Pigeon's primary clinical and research focus is on the mechanisms, consequences and treatment of sleep disturbance especially as they co-occur with common medical and mental health conditions. This work is conducted with emphases on: (1) identifying suicide risk and informing suicide prevention; (2) adapting evidence-based interventions for primary care and mental health integration; (3) combining sleep and other treatments to enhance overall care; and (4) collaborating with dissemination and implementation scientists to bring this work to bear on population health. He has adapted and tested behavioral sleep interventions in a variety of patient populations including those with chronic pain, depression, interpersonal violence, and combat-related PTSD and trains students and clinicians in these approaches. Dr. Pigeon has received funding from National Institutes of Health, the Department of Defense, the VA, private foundations, and industry sources.