Karen S. Mitchell, PhD

Associate Professor, Boston University Chobanian & Avedisian School of Medicine

Biography

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.

Publications

  • Published 5/28/2026

    Serier KN, Zelkowitz RL, Nasser JI, Smith BN, Kehle-Forbes S, Vogt D, Mitchell KS. Network analysis of negative posttraumatic cognitions and disordered eating in trauma-exposed United States military veterans. J Psychiatr Res. 2026 May 28; 201:37-44. PMID: 42250359.

    Read at: PubMed

  • Published 12/10/2025

    Grotzinger AD, Werme J, Peyrot WJ, Frei O, de Leeuw C, Bicks LK, Guo Q, Margolis MP, Coombes BJ, Batzler A, Pazdernik V, Biernacka JM, Andreassen OA, Anttila V, Børglum AD, Breen G, Cai N, Demontis D, Edenberg HJ, Faraone SV, Franke B, Gandal MJ, Gelernter J, Hatoum AS, Hettema JM, Johnson EC, Jonas KG, Knowles JA, Koenen KC, Maihofer AX, Mallard TT, Mattheisen M, Mitchell KS, Neale BM, Nievergelt CM, Nurnberger JI, O'Connell KS, Peterson RE, Robinson EB, Sanchez-Roige SS, Santangelo SL, Scharf JM, Stefansson H, Stefansson K, Stein MB, Strom NI, Thornton LM, Tucker-Drob EM, Verhulst B, Waldman ID, Walters GB, Wray NR, Yu D, Lee PH, Kendler KS, Smoller JW. Mapping the genetic landscape across 14 psychiatric disorders. Nature. 2026 Jan; 649(8096):406-415. PMID: 41372416.

    Read at: PubMed

  • Published 8/18/2025

    Zelkowitz RL, Knutson EK, Kehle-Forbes S, Smith BN, Mitchell KS. Associations of self-directed violence among traumatic stress correlates: Network analysis and comparison in veteran men and women. J Affect Disord. 2025 Dec 15; 391:120017. PMID: 40835186.

    Read at: PubMed

  • Published 5/8/2025

    Termorshuizen JD, Davies HL, Lee SH, Dennis JK, Hübel C, Johnson JS, Lu Y, Munn-Chernoff MA, Peters T, Qi B, Schaumberg KE, Signer RH, Singh K, Ter Kuile AR, Thornton LM, Xu J, Yao S, Yilmaz Z, Zhang R, Zvrskovec J, Abdulkadir M, Ayorech Z, Corfield EC, Havdahl A, Krebs K, Mack TM, Niarchou M, Palviainen T, Sealock JM, Baker JH, Bergen AW, Birgegård A, Perica VB, Bühren K, Burghardt R, Cassina M, Collantoni E, Crowley JJ, Danner UN, Degenhardt F, DeSocio JE, Dina C, Dmitrzak-Weglarz M, Duncan LE, Egberts KM, Foretova L, Giegling I, Gonidakis F, Gordon SD, Grove J, Guillaume S, Guintivano JD, Hartman AM, Hatzikotoulas K, Herms S, Imgart H, Jiménez-Murcia S, Julià A, Kalsi G, Kaminská D, Karhunen LJ, Kiezebrink KM, Kolb T, Larsen JT, Li D, Lilenfeld L, Maj M, Mattingsdal M, Meneguzzo P, Miller AL, Mitchell KS, Monteleone AM, Olsen CM, Padyukov L, Pantel J, Parker R, Pinto D, Raevuori A, Ripatti S, Roberts ME, Santonastaso P, Savva A, Schmidt UH, Schosser A, Seitz J, Slachtova LL, Slopien A, Sorbi S, Straub PS, Szatkiewicz JP, Tam FI, Tenconi E, Tortorella A, Tsitsika A, van Elburg AA, Wagner G, Watson HJ, Adan RA, Alfredsson L, Andreassen OA, Ask H, Brandt HA, Crawford S, Crow S, Davis LK, de Zwaan M, Dedoussis G, Dick DM, Ehrlich S, Estivill X, Favaro A, Fernández-Aranda F, Fischer K, Forstner AJ, Gorwood P, Hakonarson H, Hebebrand J, Herpertz-Dahlmann B, Hinney A, Hudson JI, Johnson C, Jordan J, Kaplan AS, Kaprio J, Karwautz AF, Kas MJ, Kaye WH, Kennedy JL, Kennedy MA, Keski-Rahkonen A, Kim YR, Klump KL, Landén M, Le Hellard S, Lehto K, Lissowska J, Maguire SL, Martin NG, Mattheisen M, Medland SE, Micali N, Mitchell JE, Monteleone P, Mortensen PB, Nacmias B, Ophoff RA, Papezova H, Pedersen NL, Petersen LV, Rajcsanyi LS, Ramoz N, Reichborn-Kjennerud T, Ricca V, Ripke S, Rujescu D, Rybakowski F, Scherer SW, Slof-Op 't Landt MC, Sullivan PF, Swiatkowska B, van Furth EF, Wade TD, Werge T, Whiteman DC, Woodside DB, Zipfel S, Bulik CM, Huckins LM, Breen G, Coleman JR. Genome-wide association studies of binge eating behaviour and anorexia nervosa yield insights into the unique and shared biology of eating disorder phenotypes. medRxiv. 2025 May 08. PMID: 40385383.

    Read at: PubMed

  • Published 4/1/2025

    Mitchell KS, Serier KN, Vogt DS, Smith BN, Cooper Z. Eating disorder screening measures in post-9/11 veteran men and women. Psychol Assess. 2025 Apr; 37(4):172-179. PMID: 40167541.

    Read at: PubMed

Other Positions

  • Clinical Research Psychologist, National Center for PTSD
    VA Boston Healthcare System

Education

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