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Samantha Chalker

Photo of Samantha Chalker
Title(s)Assistant Adjunct Professor, Psychiatry
SchoolVc-health Sciences-schools
Address9500 Gilman Drive #
La Jolla CA 92093
ORCID ORCID Icon0000-0002-9523-4197 Additional info
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    Samantha A. Chalker, Ph.D. is a licensed clinical psychologist and mental health services researcher. She specializes in suicide prevention. She is particularly interested in brief intervention development and evaluation, peer-led services, suicide safety/risk assessments, and training providers in suicide risk management. Her research focuses on integrating recovery-oriented research and practice and strengths-based approaches to intervene in suicide risk, specifically for Veterans and those experiencing serious mental illness. With a focus on improving access to care, Dr. Chalker aims to expand her work to digital interventions and expand suicide prevention training access. Clinically, Dr. Chalker's specialties and interests are in delivering therapeutic suicide safety/risk assessment, management, and interventions as well as in modalities related to dialectical behavior therapy, compassion and mindfulness-based interventions, and acceptance and commitment therapy. She focuses her clinical work and research on underserved populations and those experiencing increased suicide risk, psychosis, and symptoms of bipolar disorder. Dr. Chalker is passionate about the mentorship of students at all levels and backgrounds.
    Collapse Clinical Trials

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Childhood Trauma and its Association with Internalized Stigma in Serious Mental Illness. Community Ment Health J. 2026 Apr 29. Thomas S, McBride L, Chalker SA, Chang C, Depp C. PMID: 42056624.
      View in: PubMed   Mentions:
    2. Feasibility and Acceptability of Caring Cards: A Peer-to-Peer Recovery-Oriented Suicide Prevention Intervention for US Veterans. Suicide Life Threat Behav. 2025 Dec; 55(6):e70066. Ehret BC, Pozun CT, Martinez Ceren C, Carter J, Shriver C, Ehret PJ, Ferragut B, Depp CA, Treichler E, Doran N, Granholm E, Chalker SA. PMID: 41342467.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    3. A Recovery-Oriented Suicide Prevention Program Led by Peer Specialists for Veterans With Serious Mental Illness: Protocol for a Pilot Randomized Controlled Trial. JMIR Res Protoc. 2025 Aug 20; 14:e66182. Chalker S, Carter J, Imai Y, Depp C, Chinman M. PMID: 40834400; PMCID: PMC12409174.
      View in: PubMed   Mentions:    Fields:    Translation:HumansCTClinical Trials
    4. Suicide Prevention by Peers Offering Recovery Tactics (SUPPORT) for US Veterans With Serious Mental Illness: Community Engagement Approach. J Particip Med. 2024 May 23; 16:e56204. Chalker SA, Serafez J, Imai Y, Stinchcomb J, Mendez E, Depp CA, Twamley EW, Fortuna KL, Goodman M, Chinman M. PMID: 38781010; PMCID: PMC11157181.
      View in: PubMed   Mentions: 2  
    5. A call to action: informing research and practice in suicide prevention among individuals with psychosis. Front Psychiatry. 2024; 15:1378600. Chalker SA, Sicotte R, Bornheimer LA, Parrish EM, Wastler H, Ehret B, DeVylder J, Depp CA. PMID: 38711871; PMCID: PMC11073495.
      View in: PubMed   Mentions: 3  
    6. Systematic Review of the Link Between Social Cognition and Suicidal Ideation and Behavior in People With Serious Mental Illness. Schizophr Bull Open. 2024 Jan; 5(1):sgae007. Parrish EM, Steenkamp L, Chalker SA, Moore RC, Pinkham A, Depp CA. PMID: 38617732; PMCID: PMC11014866.
      View in: PubMed   Mentions: 1  
    7. Preferences of U.S. Veterans Making and Receiving Caring Cards: A Peer Approach to Recovery-Oriented Suicide Prevention. Pract Innov (Wash D C). 2024; 9(1):77-85. Chalker SA, Pozun CT, Chang CJ, Ehret BC, Treichler EBH. PMID: 38586162; PMCID: PMC10996750.
      View in: PubMed   Mentions:
    8. Suicide Safety Plan Self-knowledge in Serious Mental Illness: Psychiatric Symptom Correlates and Effects of Brief Intervention. Community Ment Health J. 2023 Nov; 59(8):1639-1646. Parrish EM, Quynh A, Scott V, Chalker SA, Chang C, Kamarsu S, Twamley EW, Depp CA. PMID: 37340170; PMCID: PMC13085597.
      View in: PubMed   Mentions: 3     Fields:    
    9. Are all reasons for living made equally? Reasons for living and dysfunctional attitudes in psychotic disorders and bipolar I. Psychol Psychother. 2023 09; 96(3):748-761. Ehret BC, Titone MK, Carey CJ, Martinez A, Chalker SA, Granholm EL, Depp CA. PMID: 37039342; PMCID: PMC13052915.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    10. Pilot feasibility trial of a brief mobile-augmented suicide prevention intervention for serious mental illness. Psychiatr Rehabil J. 2023 Mar; 46(1):74-82. Depp CA, Parrish EM, Chalker SA, Ehret BC, Kamarsu S, Perivoliotis D, Granholm E. PMID: 36809018; PMCID: PMC13052942.
      View in: PubMed   Mentions: 7     Fields:    Translation:Humans
    11. Childhood trauma and real-world social experiences in psychosis. Schizophr Res. 2023 02; 252:279-286. Steenkamp LR, Parrish EM, Chalker SA, Badal VD, Pinkham AE, Harvey PD, Depp CA. PMID: 36701936; PMCID: PMC13085616.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    12. Functional impairment, internalized stigma, and well-being: Considerations for recovery-oriented suicide prevention for U.S. Veterans with serious mental illness. Pract Innov (Wash D C). 2023; 2023. Chalker SA, Pozun CT, Ehret BC. PMID: 37900980; PMCID: PMC10601383.
      View in: PubMed   Mentions:
    13. Targeting Perceived Burdensomeness to Reduce Suicide Risk. Behav Ther. 2023 07; 54(4):696-707. Lieberman A, Gai AR, Rogers ML, Jobes DA, David Rudd M, Chalker SA, Brenner JT, Joiner TE. PMID: 37330258.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    14. Suicide-Focused Group Therapy. Crisis. 2022 Dec 20. Chalker SA, Martinez Ceren CS, Ehret BC, Depp CA. PMID: 36537106.
      View in: PubMed   Mentions:    Fields:    
    15. Certified Peer Support Specialists Training in Technology and Delivery of Digital Peer Support Services: Cross-sectional Study. JMIR Form Res. 2022 Dec 07; 6(12):e40065. Fortuna K, Hill J, Chalker S, Ferron J. PMID: 36476983; PMCID: PMC9773021.
      View in: PubMed   Mentions: 4     Fields:    
    16. Ecological Momentary Assessment of Social Approach and Avoidance Motivations in Serious Mental Illness: Connections to Suicidal Ideation and Symptoms. Arch Suicide Res. 2024 Jan-Mar; 28(1):123-140. Parrish EM, Chalker S, Cano M, Harvey PD, Taylor CT, Pinkham A, Moore RC, Ackerman RA, Depp CA. PMID: 36377277; PMCID: PMC10183051.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    17. Corrigendum to "Crisis service utilization following completion of a suicide safety plan for veterans with and without affective and nonaffective psychosis" [J. Psychiatr. Res. 154 (2022) 219-223]. J Psychiatr Res. 2022 Dec; 156:236. Chalker SA, Parrish EM, Martinez Ceren CS, Depp CA, Ilgen MA, Goodman M, Twamley EW, Doran N. PMID: 36270062.
      View in: PubMed   Mentions:    Fields:    
    18. Reducing short term suicide risk after hospitalization: A randomized controlled trial of the Collaborative Assessment and Management of Suicidality. J Affect Disord. 2023 01 01; 320:656-666. Comtois KA, Hendricks KE, DeCou CR, Chalker SA, Kerbrat AH, Crumlish J, Huppert TK, Jobes D. PMID: 36162692.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    19. Predictive Importance of Social Contacts on U.S. Veteran Suicide Safety Plans. Psychiatr Serv. 2023 03 01; 74(3):244-249. Chalker SA, Parrish EM, Martinez Ceren CS, Depp CA, Goodman M, Doran N. PMID: 36039556.
      View in: PubMed   Mentions: 7     Fields:    Translation:Humans
    20. A peer approach to suicide prevention and recovery: Study protocol for a feasibility and acceptability trial of Caring Cards for veterans. Contemp Clin Trials Commun. 2022 Oct; 29:100974. Ehret BC, Chalker SA, Pozun CT, Martinez-Ceren CS. PMID: 36060152; PMCID: PMC9433596.
      View in: PubMed   Mentions: 2  
    21. Crisis service utilization following completion of a suicide safety plan for Veterans with and without affective and nonaffective psychosis. J Psychiatr Res. 2022 10; 154:219-223. Chalker SA, Parrish EM, Martinez Ceren CS, Depp CA, Ilgen MA, Goodman M, Twamley EW, Doran N. PMID: 35961177.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    22. The influence of romantic relationships in assessment of suicide risk in U.S. Army soldiers. Mil Psychol. 2022; 34(5):622-628. Chalker SA, Khalifian CE, Milano R, Dende J, Jobes DA. PMID: 38536375; PMCID: PMC10013552.
      View in: PubMed   Mentions: 2     Fields:    
    23. Childhood Trauma Associations With the Interpersonal Psychological Theory of Suicide and Social Cognitive Biases in Psychotic Disorders. J Nerv Ment Dis. 2022 06 01; 210(6):432-438. Chalker SA, Parrish EM, Cano M, Kelsven S, Moore RC, Granholm E, Pinkham A, Harvey PD, Depp CA. PMID: 34966112; PMCID: PMC9156551.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    24. Ecological momentary assessment of interpersonal theory of suicide constructs in people experiencing psychotic symptoms. J Psychiatr Res. 2021 08; 140:496-503. Parrish EM, Chalker SA, Cano M, Moore RC, Pinkham AE, Harvey PD, Joiner T, Lieberman A, Granholm E, Depp CA. PMID: 34157588; PMCID: PMC8621669.
      View in: PubMed   Mentions: 16     Fields:    Translation:Humans
    25. Designed and created for a veteran by a veteran: A pilot study of caring cards for suicide prevention. Suicide Life Threat Behav. 2021 10; 51(5):872-881. Ehret BC, Treichler EBH, Ehret PJ, Chalker SA, Depp CA, Perivoliotis D. PMID: 33998035.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    26. Ecological momentary facial emotion recognition in psychotic disorders. Psychol Med. 2022 10; 52(13):2531-2539. Depp CA, Kamarsu S, Filip TF, Parrish EM, Harvey PD, Granholm EL, Chalker S, Moore RC, Pinkham A. PMID: 33431072; PMCID: PMC8621678.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
    27. A Preliminary Precision Treatment Rule for Remission of Suicide Ideation. Suicide Life Threat Behav. 2020 04; 50(2):558-572. Kessler RC, Chalker SA, Luedtke AR, Sadikova E, Jobes DA. PMID: 31814153.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
    28. One Size Does Not Fit All: A Comprehensive Clinical Approach to Reducing Suicidal Ideation, Attempts, and Deaths. Int J Environ Res Public Health. 2019 09 26; 16(19). Jobes DA, Chalker SA. PMID: 31561488; PMCID: PMC6801408.
      View in: PubMed   Mentions: 17     Fields:    Translation:Humans
    29. Attentional bias and the Suicide Status Form: Behavioral perseveration of written responses. Behav Res Ther. 2019 09; 120:103403. Hamedi A, Colborn VA, Bell M, Chalker SA, Jobes DA. PMID: 31248578.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    30. A novel engagement of suicidality in the emergency department: Virtual Collaborative Assessment and Management of Suicidality. Gen Hosp Psychiatry. 2020 Mar - Apr; 63:119-126. Dimeff LA, Jobes DA, Chalker SA, Piehl BM, Duvivier LL, Lok BC, Zalake MS, Chung J, Koerner K. PMID: 29934033.
      View in: PubMed   Mentions: 20     Fields:    Translation:Humans
    31. Interpersonal barriers to recovery from borderline personality disorder: A qualitative analysis of patient perspectives. Personal Ment Health. 2018 02; 12(1):38-48. Carmel A, Torres NI, Chalker S, Comtois KA. PMID: 29024577.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    32. Personal Technology Use and Thwarted Belongingness Among Suicidal Active-Duty Military Personnel. Suicide Life Threat Behav. 2018 12; 48(6):732-744. Chalker SA, Comtois KA. PMID: 28926675.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    33. A Randomized Controlled Trial of the Collaborative Assessment and Management of Suicidality versus Enhanced Care as Usual With Suicidal Soldiers. Psychiatry. 2017; 80(4):339-356. Jobes DA, Comtois KA, Gutierrez PM, Brenner LA, Huh D, Chalker SA, Ruhe G, Kerbrat AH, Atkins DC, Jennings K, Crumlish J, Corona CD, Connor SO, Hendricks KE, Schembari B, Singer B, Crow B. PMID: 29466107.
      View in: PubMed   Mentions: 31     Fields:    Translation:Humans
    34. Predicting dropout in outpatient dialectical behavior therapy with patients with borderline personality disorder receiving psychiatric disability. Borderline Personal Disord Emot Dysregul. 2016; 3(1):9. Landes SJ, Chalker SA, Comtois KA. PMID: 27588205; PMCID: PMC5007727.
      View in: PubMed   Mentions: 14  
    35. Examining challenging behaviors of clients with borderline personality disorder. Behav Res Ther. 2015 Dec; 75:11-9. Chalker SA, Carmel A, Atkins DC, Landes SJ, Kerbrat AH, Comtois KA. PMID: 26496225; PMCID: PMC4690778.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
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