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INFORMATION FOR

    Suzanne Decker, PhD

    Associate Professor of Psychiatry
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    Additional Titles

    Director of Fellowship, Advanced Fellowship in Mental Illness Research and Treatment at MIRECC

    About

    Titles

    Associate Professor of Psychiatry

    Director of Fellowship, Advanced Fellowship in Mental Illness Research and Treatment at MIRECC

    Biography

    I am a psychologist and investigator at VA Connecticut Health Care System (VACHS) and New England Mental Illness Research Education and Clinical Center (MIRECC), and Associate Professor at Yale School of Medicine. My work focuses on adapting and implementing behavioral treatments for suicide prevention and substance use, and I am particularly interested in treatments that target emotion dysregulation, like Dialectical Behavior Therapy (DBT) Skills Groups. A developing line of work focuses on suicide and substance use risk among perinatal Veterans (those who are pregnant or in the 12months postpartum), in partnership with VA Office of Suicide Prevention. I am director of the Advanced Fellowship in Mental Illness Research, Education, and Treatment at New England Mental Illness Research Education and Clinical Center (MIRECC)'s West Haven campus.

    Last Updated on September 16, 2025.

    Appointments

    • Psychiatry

      Associate Professor on Term
      Primary

    Other Departments & Organizations

    Education & Training

    PhD
    Western Michigan Univ (2011)
    MA
    Western Michigan Univ (2007)

    Research

    Overview

    My work focuses on adapting and implementing behavioral treatments for suicide prevention and substance use. I am particularly interested in treatments that target emotion dysregulation as a mechanism, like Dialectical Behavior Therapy (DBT) Skills Groups. I have conducted research at various stages of the NIH Stage Model for Behavioral Intervention Development, evaluating treatment needs and risk factors for substance use and suicide, piloting tailored interventions, and evaluating an adapted treatment (a transdiagnostic, adjunctive DBT Skills Group with therapist consultation team) in a randomized hybrid Type 1 effectiveness-implementation trial. With VA Office of Mental Health, Women’s Mental Health division, I developed and implemented a multi-session training on DBT Skills Groups with therapist consultation team and have trained teams at 30 sites. As a scientist and clinician educator, I am especially interested in the role of out-of-session practice (“homework”) to maximize the effectiveness of behavioral treatments, and in supporting therapist fidelity to behavioral treatments.

    A developing line of work focuses on suicide and substance use risk among perinatal Veterans (those who are pregnant or in the 12months postpartum), in partnership with VA Office of Suicide Prevention.

    Medical Research Interests

    Emotions; Mental Disorders; Psychotherapy; Substance-Related Disorders; Suicide

    Public Health Interests

    Implementation Science

    Research at a Glance

    Yale Co-Authors

    Frequent collaborators of Suzanne Decker's published research.

    Publications

    2025

    2024

    Academic Achievements & Community Involvement

    Activities

    • activity

      Barriers and facilitators to group-delivered coping skills groups in Veterans Health Administration: Mixed-methods progress-focused formative evaluation during implementation of adjunctive Dialectical Behavior Therapy Skills Groups for Veterans at high risk for suicide attempt

    • activity

      Acceptance and Change Protocol

    • activity

      Using dialectical dilemmas to inform treatment: The Acceptance and Change Protocol

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