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Patrick Shields Calhoun

Professor in Psychiatry and Behavioral Sciences
Psychiatry & Behavioral Sciences, Behavioral Medicine & Neurosciences
Dept of Psychiatry, Box 102505, Durham, NC 27710
Box 3625, Durham, NC 27710

Overview


I specialize in the assessment and treatment of the psychological and behavioral sequelae of posttraumatic stress disorder (PTSD) including the use of cognitive-behavioral interventions to reduce PTSD symptoms, aggression, and substance misuse.

 Research interests

  • The psychological, behavioral, and health consequences of traumatic stress
  • Health services research related to PTSD and associated behavioral difficulties
  • Identification of innovative health behavior change interventions to reduce …

Current Appointments & Affiliations


Professor in Psychiatry and Behavioral Sciences · 2017 - Present Psychiatry & Behavioral Sciences, Behavioral Medicine & Neurosciences, Psychiatry & Behavioral Sciences
Member of the Duke Cancer Institute · 2018 - Present Duke Cancer Institute, Institutes and Centers

Recent Publications


Trauma exposure typologies as predictors of PTSD and functional impairment among male and female veterans.

Journal Article Psychiatry Res · March 18, 2025 Individuals exposed to multiple trauma types (i.e., polyvictimization) are at increased risk for poor mental health outcomes. However, despite high rates of exposure to traumatic events among veterans, few studies have examined typologies of lifetime traum ... Full text Link to item Cite

Combat exposure, social support, and posttraumatic stress: a longitudinal test of the stress-buffering hypothesis among veterans of the wars in Afghanistan and Iraq.

Journal Article Soc Psychiatry Psychiatr Epidemiol · March 17, 2025 PURPOSE: While social support is widely viewed as a protective factor against posttraumatic stress disorder (PTSD), few studies have directly tested whether social support buffers the long-term effects of pre-existing PTSD symptoms or baseline combat expos ... Full text Link to item Cite

The association between Gulf War Illness and suicidal thoughts and behaviors among Gulf War Era Veterans.

Journal Article J Psychiatr Res · March 2025 The rate of death by suicide is elevated among Veterans of all eras. Chronic symptoms of pain, depression, and sleep disturbances are also common among Veterans, and these symptoms are associated with suicidal thoughts and behaviors. About 25% of the 697,0 ... Full text Link to item Cite
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Recent Grants


An evaluation of insomnia treatment to reduce cardiovascular risk in patients with posttraumatic stress disorder

ResearchCo Investigator · Awarded by National Institutes of Health · 2020 - 2026

Cost Effectiveness of Combined Contingency Management and Cognitive Behavioral Therapy for Alcohol Use Disorder

ResearchCo-Principal Investigator · Awarded by National Institutes of Health · 2019 - 2025

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Education, Training & Certifications


Vanderbilt University · 1998 Ph.D.