Peter Philip Grau, PhD
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About
Dr. Peter Grau is an Assistant Professor in the University of Michigan’s Department of Psychiatry, staff psychologist at the Ann Arbor VA, and research investigator at the VA Center for Clinical Management Research. Dr. Grau’s research focuses on advancing the implementation of evidence-based approaches for post-traumatic stress disorder (PTSD) across multiple levels of care and healthcare settings, with the goal of improving mental health outcomes, especially for Veterans and those with common comorbidities. His work also explores the intersection of human- and digitally-delivered interventions across multiple timescales and other therapeutic avenues of change to design and implement scalable interventions delivering effective treatments for patients. Dr. Grau’s research aims to shift healthcare practice toward data-driven, culturally informed treatment for trauma exposure and PTSD nationally and globally.
Areas of Interest
- Posttraumatic stress and common comorbidities (e.g., substance use)
- Flexible methods of delivery for evidence-based mental health treatments
- Implementation science
- Innovative, adaptive trial designs integrating human- and digitally-delivered interventions
Qualifications
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Predoctoral InternshipAnn Arbor VA Consortium, PTSD Clinical Team Major Rotation Match, Ann Arbor, United States
2020 - 2021
Internship
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Postdoctoral FellowshipUniversity of Michigan Medical School, Department of Psychiatry, Ann Arbor, United States
Postdoctoral Fellowship
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FellowUniversity of Michigan Medical School, Department of Psychiatry, Ann Arbor, United States
Other
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Ph.D., Counseling PsychologyMarquette University, Milwaukee, Wisconsin, United States
2017 - 2021
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M.S., Clinical Mental Health CounselingMarquette University, Milwaukee, Wisconsin, United States
2015 - 2017
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B.A., PsychologyDePaul University, Chicago, Illinois, United States
2009 - 2013
Center Memberships
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Center MemberEisenberg Family Depression Center
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Center MemberInstitute for Healthcare Policy and Innovation
Research Overview
- · Predictors of treatment effectiveness in posttraumatic stress disorder across multiple levels of care (i.e., outpatient, intensive outpatient, residential)
- · Implementation of evidence-based practices for posttraumatic stress disorder across levels of care
- · Therapeutic mechanisms of change in posttraumatic stress disorder treatment
- · Mindfulness and compassion-based approaches to anxiety and traumatic stress
- · Cross-cultural adaptations of transdiagnostic cognitive-behavioral therapy
- Integration of artificial intelligence into measurement of evidence-based treatment delivery and fidelity
Recent Publications
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Ortolan V, Abraham KM, Harrod M, Takamine L, Burgess J, Sripada RK, Grau PP, Zivin K. Psychol Serv, 2026 May 14;Journal ArticleProtecting providers: A qualitative study of Veterans Health Administration mental health providers' perspectives on leadership and burnout.
DOI:10.1037/ser0001042 PMID: PMC13178103 -
Perumalswami PV, Cornwell BL, Grau PP, Meyers AC, Jayaram M, Irani S, Wongsirisakul P, Liangpunsakul S, Patel A, DePhilippis D, Liberto J, Szymanski BR, McCarthy JF. Hepatology Communications, 2026 May 1; 10 (5):Journal ArticleIntegrated behavioral care in general hepatology increases alcohol use disorder treatment in veterans
DOI:10.1097/HC9.0000000000000956 PMID: 42043871 -
Gonzalez L, Garlick J, Grau PP. 2026 Apr 30;Proceeding / Abstract / PosterIntegrating Daily Symptom Monitoring into a Stepped Care Intervention for Individuals with PTSD and Risky Substance Use in Federally Qualified Health Centers.
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Larsen SE, Grubbs KM, Grau P, Munoz E, Hamblen J. Journal of Traumatic Stress, 2026 Jul 15; 39 (2): 338 - 345.Journal ArticleRecall of posttraumatic stress disorder treatment information
DOI:10.1002/jts.70047 -
Horton DM, Shi G, Davis MA, Grau PP, Kilbourne AM. Journal of Traumatic Stress, 2026 Jan 1;Journal ArticlePacing in posttraumatic stress disorder therapy: A meta-regression of treatment frequency and completion rates
DOI:10.1002/jts.70111 -
Harrod M, Takamine L, Abraham K, Ortolan V, Burgess J, Grau PP, Sripada R, Zivin K. Qualitative Research in Medicine and Healthcare, 2026 Jul 15; 9 (3):Journal ArticleBurnout in practice: A qualitative study of the impact of organizational factors on burnout and patient care among VA mental health providers
DOI:10.1016/j.qrmh.2025.100032 -
Miller S, Kawentel L, Grau PP, Bowersox NW. 2025 Dec 30;Proceeding / Abstract / PosterEvaluation of the National Implementation of Early Psychosis Intervention Coordination Programs within the Department of Veterans Affairs.
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Kaya R, Grau PP. 2026 Apr 29;PresentationAdditive impact of risky sexual behaviors on the relationship between substance use and aggression.