Karen S. Mitchell, PhD

Associate Professor, Psychiatry

Karen Mitchell
72 E. Concord St Building A


Dr. Mitchell is an Assistant Professor of Psychiatry at Chobanian and Avedisian School of Medicine. In addition, she has been a staff psychologist at the Women’s Health Sciences Division of the National Center for PTSD at VA Boston Healthcare System since 2009. She completed her PhD in Counseling Psychology (sub-speciality in Quantitative Methodology) at Virginia Commonwealth University in 2009. While in graduate school, she completed a pre-doctoral fellowship on an NIMH T32 in Psychiatric and Statistical Genetics at the Virginia Institute for Psychiatric and Behavioral Genetics (Richmond, VA). Dr. Mitchell completed her pre-doctoral internship in Health Psychology at the Cleveland VA Department of Veterans Affairs Medical Center. Her research interests include eating disorders, obesity, behavior genetics, PTSD, and complementary and alternative medicine (particularly yoga). Methodologies used include twin modeling, network science, epigenetic mechanisms, hierarchical linear modeling, and structural equation modeling. As a licensed clinical psychologist, Dr. Mitchell’s clinical interests include eating disorders, PTSD, and health psychology, including obesity and metabolic disorders.

Other Positions

  • Researcher, VA Boston Healthcare System


  • Virginia Commonwealth University, PhD
  • Virginia Commonwealth University, MS
  • Virginia Commonwealth University, BS


  • Published on 5/20/2022

    Huckins LM, Signer R, Johnson J, Wu YK, Mitchell KS, Bulik CM. What next for eating disorder genetics? Replacing myths with facts to sharpen our understanding. Mol Psychiatry. 2022 Oct; 27(10):3929-3938. PMID: 35595976.

    Read at: PubMed
  • Published on 4/4/2022

    Mitchell KS, Sienkiewicz M, Smith BN, Vogt D, Kehle-Forbes S, Cooper Z. Associations between probable eating disorders and healthcare use among post-9/11 veteran men and women. J Psychosom Res. 2022 Jun; 157:110811. PMID: 35413512.

    Read at: PubMed
  • Published on 1/29/2022

    Serier KN, Smith BN, Cooper Z, Vogt D, Mitchell KS. Disordered eating in sexual minority post-9/11 United States veterans. Int J Eat Disord. 2022 Apr; 55(4):470-480. PMID: 35092637.

    Read at: PubMed
  • Published on 7/22/2021

    Mitchell KS, Masheb R, Smith BN, Kehle-Forbes S, Hardin S, Vogt D. Eating disorder measures in a sample of military veterans: A focus on gender, age, and race/ethnicity. Psychol Assess. 2021 Dec; 33(12):1226-1238. PMID: 34292003.

    Read at: PubMed
  • Published on 6/21/2021

    Sienkiewicz ME, Iverson KM, Smith BN, Mitchell KS. Associations between eating disorder symptoms, employment status, and occupational functioning among female veterans. Eat Behav. 2021 08; 42:101536. PMID: 34182295.

    Read at: PubMed
  • Published on 4/19/2021

    Mitchell KS, Singh S, Hardin S, Thompson-Brenner H. The impact of comorbid posttraumatic stress disorder on eating disorder treatment outcomes: Investigating the unified treatment model. Int J Eat Disord. 2021 07; 54(7):1260-1269. PMID: 33876442.

    Read at: PubMed
  • Published on 4/13/2021

    Escarfulleri S, Ellickson-Larew S, Fein-Schaffer D, Mitchell KS, Wolf EJ. Emotion regulation and the association between PTSD, diet, and exercise: a longitudinal evaluation among US military veterans. Eur J Psychotraumatol. 2021 Apr 13; 12(1):1895515. PMID: 33907611.

    Read at: PubMed
  • Published on 2/1/2021

    Zelkowitz RL, Mitchell KS, Grossman SL, Nillni YI, Gradus JL, Galovski TE. Latent Class Analysis of Self-directed Violence and Indirect Self-harm Behaviors: Gender Differences and Associations With Mental Health Symptoms. Med Care. 2021 02 01; 59:S51-S57. PMID: 33438883.

    Read at: PubMed
  • Published on 1/7/2021

    Mitchell KS, Scioli ER, Galovski T, Belfer PL, Cooper Z. Posttraumatic stress disorder and eating disorders: maintaining mechanisms and treatment targets. Eat Disord. 2021 May-Jun; 29(3):292-306. PMID: 33411646.

    Read at: PubMed
  • Published on 6/25/2020

    Sienkiewicz ME, Amalathas A, Iverson KM, Smith BN, Mitchell KS. Examining the Association between Trauma Exposure and Work-Related Outcomes in Women Veterans. Int J Environ Res Public Health. 2020 06 25; 17(12). PMID: 32630579.

    Read at: PubMed

View 63 more publications: View full profile at BUMC

View all profiles