Suzanne Decker, PhD

Assistant Professor

Departments & Organizations

Psychiatry: Yale Instruction/Investigation/Intervention in Emotional Lability and Dysregulation (YIELD)


Dr. Decker is a licensed clinical psychologist at VA Connecticut Healthcare System and New England Mental Illness Research Education and Clinical Center (MIRECC) and Assistant Professor in the Department of Psychiatry at Yale University School of Medicine. She specializes in skills-based, behavioral, and cognitive-behavioral treatment approaches, including Dialectical Behavior Therapy and its adaptations. She works with Veterans with substance use disorder and co-occurring mental health disorder. Her research interests include behavioral treatment adaptation and implementation; substance abuse, suicidality, and co-occurring mental health disorders; and the roles of emotions and emotion dysregulation in substance use and mental health problems. Dr. Decker is also the Director of Training (Psychology) for the Advanced Fellowship in Mental Illness Research and Treatment located at VA Connecticut Healthcare System and affiliated with VISN 1 MIRECC, and National Center for PTSD.

Education & Training

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

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