Joan M. Cook, PhD
Albert E. Kent Professor of PsychiatryCards
Appointments
Contact Info
Psychiatry
Department of Psychiatry, 300 George Street
New Haven, CT 06511
United States
About
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Titles
Albert E. Kent Professor of Psychiatry
Biography
Dr. Joan Cook is a Professor in the Yale School of Medicine, Department of Psychiatry. She has over 150 peer-reviewed publications in the areas of traumatic stress, geriatric mental health and implementation science. Dr. Cook has worked clinically with a range of trauma survivors, including combat veterans and former prisoners of war, men and women who have been physically and sexually assaulted in childhood and adulthood, and survivors of the 2001 former World Trade Center bombing. She has served as the principal investigator on eight federal grants from the National Institute of Mental Health, the Agency for Healthcare Research and Quality and Patient-Centered Outcomes Research Institute. She was a member of the American Psychological Association (APA) Guideline Development Panel for PTSD and the 2016 President of APA’s Division of Trauma Psychology. Since October 2015, she has published over 100 op-eds in places like CNN, TIME, Newsweek, The Hill and NBC.
Appointments
Education & Training
- PhD
- Nova Southeastern University (1999)
- MS
- Nova Southeastern University (1995)
Research
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Overview
Medical Research Interests
ORCID
0000-0001-7509-9760
Research at a Glance
Yale Co-Authors
Publications Timeline
Research Interests
Ilan Harpaz-Rotem, PhD, ABPP
Robert Pietrzak, PhD, MPH
Chyrell Bellamy, MSW, PhD
Jack Tsai
Steve Martino, PhD
John Krystal, MD
Stress Disorders, Post-Traumatic
Information Dissemination
Health Plan Implementation
Mental Health
Publications
2025
Posttraumatic Stress Symptoms, Functioning, and Suicidal Ideation in Older U.S. Veterans: A Network Analysis
Pietrzak R, Fischer I, Na P, Cook J, Spiller T. Posttraumatic Stress Symptoms, Functioning, and Suicidal Ideation in Older U.S. Veterans: A Network Analysis. American Journal Of Geriatric Psychiatry 2025, 34: 106-112. PMID: 41111050, DOI: 10.1016/j.jagp.2025.09.018.Peer-Reviewed Original ResearchMeSH Keywords and ConceptsConceptsPosttraumatic stress disorderSubthreshold posttraumatic stress disorderPosttraumatic stress disorder symptomsSuicidal ideationFunctional difficultiesNational Health and ResiliencePosttraumatic stress symptomsOlder U.S. veteransU.S. military veteransAssociated with functional difficultiesAnhedonic symptomsSymptom centralityPTSD symptomsPhysiological reactivityStress disorderVeterans StudySuicide riskStress symptomsMilitary veteransNegative beliefsU.S. veteransOlder veteransVeteransDual-focus approachIdeationFeasibility, Acceptability, and Outcomes: A Pilot Trial of the Enhancing Social Function in Older Veterans With PTSD (ESVP) Group Intervention
Kaiser A, Ream M, Spiro A, Sloan D, Cook J, Vogt D, Moye J. Feasibility, Acceptability, and Outcomes: A Pilot Trial of the Enhancing Social Function in Older Veterans With PTSD (ESVP) Group Intervention. Psychological Services 2025 PMID: 40569724, PMCID: PMC12354222, DOI: 10.1037/ser0000962.Peer-Reviewed Original ResearchCitationsConceptsPosttraumatic stress disorderOlder veteransSocial functioningAssociated with negative health outcomesParticipation ratesGroup-based interventionSymptoms of posttraumatic stress disorderPilot Randomized TrialNegative health outcomesSupport group conditionMilitary-related traumaU.S. military veteransPoor social functioningAnger management skillsHealth outcomesGroup interventionPremature mortalityStress disorderMilitary veteransPsychosocial functioningFamily functioningVeteransGroup conditionRandomized trialsManagement skillsPeer online motivational interviewing and affirmative care for sexual and gender minority men who are survivors of sexual trauma: A randomized clinical trial
Cook J, Ellis A, Simiola V, Martino S, Bellamy C, O'Connell M, Livingston N. Peer online motivational interviewing and affirmative care for sexual and gender minority men who are survivors of sexual trauma: A randomized clinical trial. Journal Of Traumatic Stress 2025 PMID: 40444426, DOI: 10.1002/jts.23170.Peer-Reviewed Original ResearchCitationsConceptsSurvivors of sexual traumaSexual traumaMotivational interviewingPosttraumatic stress disorder symptomsReducing posttraumatic stress disorder symptomsStress disorder symptomsMental health service utilizationExperience of sexual traumaMental health treatmentGender minority menEffectiveness of motivational interviewingAffirming careMental health servicesDisorder symptomsPsychiatric symptomsRandomized clinical trialsHealth care seekingBetween-group differencesHealth service utilizationHealth treatmentMinority stressOnline group sessionsMinority menCare-seekingService utilizationDiagnostic accuracy and psychometric performance of two self‐report measures of posttraumatic stress disorder in older veterans
Cook J, Pietrzak R, Kimerling R, Schnurr P, Bovin M. Diagnostic accuracy and psychometric performance of two self‐report measures of posttraumatic stress disorder in older veterans. Journal Of Traumatic Stress 2025, 38: 588-597. PMID: 40097911, DOI: 10.1002/jts.23154.Peer-Reviewed Original ResearchCitationsAltmetricConceptsPosttraumatic stress disorderPC-PTSD-5DSM-5PCL-5Stress disorderSelf-report measures of posttraumatic stress disorderMeasures of posttraumatic stress disorderOlder veteransPsychometric propertiesPosttraumatic Stress Disorder ChecklistPosttraumatic stress disorder prevalencePrimary Care PTSD ScreenSelf-report measuresSample of veteransOptimal cutoff scoreU.S. Department of Veterans AffairsPTSD screenCutoff scoreDepartment of Veterans AffairsYounger veteransPsychometric performanceTested PSVeteransOlder adultsPrimary care services
2024
Psychometric properties, factor structure, and functional correlates of the PTSD checklist for DSM-5 in a U.S. national sample of older veterans
Cook J, Bovin M, Günak M, Lawrence K, Pietrzak R. Psychometric properties, factor structure, and functional correlates of the PTSD checklist for DSM-5 in a U.S. national sample of older veterans. International Psychogeriatrics 2024, 37: 100027. PMID: 40086904, DOI: 10.1016/j.inpsyc.2024.100027.Peer-Reviewed Original ResearchCitationsAltmetricConceptsPosttraumatic stress disorderPosttraumatic Stress Disorder ChecklistDSM-5PCL-5Psychometric propertiesOlder veteransSymptoms of posttraumatic stress disorderSubthreshold posttraumatic stress disorderAdult trauma exposurePCL-5 scoresMeasure PTSD symptomsSample of older veteransExcellent internal consistencyRates of childhoodNationally representative web-based surveyU.S. national sampleAssociated with measuresDysphoric symptomsPTSD symptomsStress disorderTrauma exposureFactor structureCommunity-dwelling older veteransAssessment measuresInternal consistencyMild Traumatic Brain Injury in U.S. Military Veterans: Results from the National Health and Resilience in Veterans Study
Meshberg-Cohen S, Cook J, Fischer I, Pietrzak R. Mild Traumatic Brain Injury in U.S. Military Veterans: Results from the National Health and Resilience in Veterans Study. Psychiatry 2024, 87: 314-328. PMID: 39186319, DOI: 10.1080/00332747.2024.2392226.Peer-Reviewed Original ResearchCitationsConceptsMild traumatic brain injuryNational Health and ResilienceU.S. military veteransPsychosocial functioningTraumatic brain injuryVeterans StudyMilitary veteransCurrent posttraumatic stress disorderOutcomes of mild traumatic brain injuryLifetime psychiatric conditionsGeneralized anxiety disorderComorbid psychiatric diagnosesPosttraumatic stress disorderPoor psychosocial functioningMild traumatic brain injury eventDrug use disordersBrain injuryPrevention of disabilityAssociated with increased oddsAnxiety disordersDepressive disorderStress disorderPsychiatric diagnosisMTBI symptomsPsychiatric characteristicsEnhancing social functioning in older veterans with PTSD: Rationale and design of an intervention and initial RCT
Pless Kaiser A, Daks J, Korsun L, Heintz H, Moye J, Sloan D, Cook J, Vogt D, Spiro A. Enhancing social functioning in older veterans with PTSD: Rationale and design of an intervention and initial RCT. Contemporary Clinical Trials 2024, 139: 107485. PMID: 38432471, DOI: 10.1016/j.cct.2024.107485.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsPosttraumatic stress disorderSocial functioningRandomized feasibility trialOlder veteransPosttraumatic stress disorder symptomsEvidence-based psychotherapiesFeasibility trialTrauma-focused treatmentSample of older veteransComorbid physical health problemsIntervention's pilot testsPhysical health problemsReviews of InterventionsStress disorderAnger managementBehavioral activationQuality of lifeResidual symptomsSocial skillsGroup interventionInterpersonal relationshipsIntervention developmentIntervention modulesFocus groupsVeteransWritten exposure therapy for veterans with co-occurring substance use disorders and PTSD: Study design of a randomized clinical trial
Meshberg-Cohen S, Cook J, Bin-Mahfouz A, Petrakis I. Written exposure therapy for veterans with co-occurring substance use disorders and PTSD: Study design of a randomized clinical trial. Contemporary Clinical Trials 2024, 139: 107475. PMID: 38365173, DOI: 10.1016/j.cct.2024.107475.Peer-Reviewed Original ResearchCitationsConceptsWritten Exposure TherapyPosttraumatic stress disorderEvidence-based psychotherapiesSubstance use disordersExposure therapyReduce symptoms of posttraumatic stress disorderSymptoms of posttraumatic stress disorderPTSD specialty clinicRates of posttraumatic stress disorderCo-occurring substance use disordersComorbid posttraumatic stress disorderSubstance use disorder outcomesDays of substance useTreatment-seeking veteransSubstance use disorder treatmentStress disorderAddiction outcomesTherapist involvementAddiction programsSUD treatmentSubstance useTrauma treatmentRandomized clinical trialsWriting conditionsHomework assignments
2023
Characteristics and Correlates of Ten-Year Trajectories of Posttraumatic Stress Symptoms in Older U.S. Military Veterans
Moye J, Kaiser A, Cook J, Fischer I, Levy B, Pietrzak R. Characteristics and Correlates of Ten-Year Trajectories of Posttraumatic Stress Symptoms in Older U.S. Military Veterans. American Journal Of Geriatric Psychiatry 2023, 31: 889-901. PMID: 37355455, PMCID: PMC10592467, DOI: 10.1016/j.jagp.2023.05.011.Peer-Reviewed Original ResearchCitationsConceptsPTSD symptomsU.S. military veteransLow symptom groupCognitive difficultiesTrauma exposureTraumatic eventsHigher symptomsPosttraumatic stress disorder (PTSD) symptomsMore lifetime traumatic eventsSymptom groupsMilitary veteransPosttraumatic stress symptomsSelf-report measuresLower PTSD symptomsLifetime traumatic eventsPTSD symptom trajectoriesUse disordersOlder U.S. veteransLatent growth mixture modelingHigh symptom groupU.S. veteransGrowth mixture modelingEmotional agingSubstance use disordersDisorder symptomsExacerbated PTSD symptoms among older U.S. military veterans during the COVID-19 pandemic: Results from the national health and resilience in veterans study
Cations M, Cook J, Fischer I, Pietrzak R. Exacerbated PTSD symptoms among older U.S. military veterans during the COVID-19 pandemic: Results from the national health and resilience in veterans study. Journal Of Psychiatric Research 2023, 163: 386-390. PMID: 37269773, PMCID: PMC10227439, DOI: 10.1016/j.jpsychires.2023.05.078.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsU.S. military veteransPTSD symptomsSymptom exacerbationNational HealthMedical conditionsU.S. veteransTrauma exposureMilitary veteransUnited States veteransCOVID-19 pandemicCoronavirus 2019 (COVID-19) pandemicOlder U.S. veteransPost-traumatic stress disorder (PTSD) symptomologyOlder veteransStates veteransExacerbationVeterans StudyPTSD ChecklistSymptomsLatent growth mixture modelMental healthAdditional riskRestriction stressLater lifeVeterans
Academic Achievements & Community Involvement
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Honors
honor Outstanding Contributions as a Teacher
08/03/2020Yale School of Medicine AwardYale School of Medicine, Department of Psychiatry, Psychology SectionDetailsUnited Stateshonor Outstanding Service to the Field of Trauma Psychology
03/03/2016National AwardAmerican Psychological Association Division of Trauma PsychologyDetailsUnited States
News
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News
- March 24, 2025
Spicer Honored With 2025 Yale Department of Psychiatry Mental Health Advocacy Award
- August 02, 2024
Loya Honored with Career Development Award from NIDA
- August 01, 2024Source: Yale News
Joan Cook Appointed the Albert E. Kent Professor of Psychiatry
- January 09, 2023Source: Newsweek
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Contacts
Psychiatry
Department of Psychiatry, 300 George Street
New Haven, CT 06511
United States