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Campus Directory

Campus Directory

Brewer, Onna

Onna Brewer Ph.D.
Assistant Professor of Psychology
Phone : 815-226-4134
Building: Starr Science Center
Office Location: 434
Education: B.A., University of South Florida
M.A., University of Maryland-Baltimore County
Ph.D., University of Maryland-Baltimore County
About/Bio: Courses Taught:
Introduction to Psychology, Research Methods in Psychological Science II, Personality Psychology, Psychological Disorders, Brief Interventions for Helping Professions

Onna Brewer completed a PhD in Human Services Psychology at the University of Maryland, Baltimore County in 2013 with concentrations in Clinical Psychology and Behavioral Medicine. She completed a post-doctoral fellowship at the Department of Veterans Affairs Maryland Health Care System and the Defense Centers of Excellence for Psychological Health and Traumatic Brain Injury specializing in Post-Traumatic Stress Disorder in Returning Veterans and Military Sexual Trauma. Dr. Brewer is a licensed clinical psychologist in the State of Illinois. She has experience providing patient-centered, evidence-based treatments that enhance motivation, support recovery from various psychological disorders, and improve quality of life. Dr. Brewer is passionate about helping people change, learn, and grow in compassion for themselves and others, as well as helping students discover the psychological sciences and their potential to address human needs and promote positive change.

Research Interests:
Health behavior change and recovery from substance use disorders, Motivational Interviewing and its process-based components including empathy, and access to evidence-based care for under-served populations

Selected publications by Onna Brewer (née Van Orden)
Santanello, A. P., Toohey, M. J., Van Orden, O., Soll, M. B., & Batten, S. V. (2017). State Anger, Trait Anger, and Experiential Avoidance in Veterans with PTSD. Journal of Military and Veterans’ Health, 25, 11-18.
DiClemente, C. C., Delahanty, J. C., Havas, S. W., & Van Orden, O. R. (2015). Understanding self-reported staging of dietary behavior in low-income women. Journal of Health Psychology, 20, 741–753.
Gregory, H. H., Van Orden, O., Jordan, L., Portnoy, G. A., Welsh, E., Betkowski, J., Wolfman Charles, J., & DiClemente, C. C. (2012). New Directions in Capacity Building: Incorporating Cultural Competence into the Interactive Systems Framework. American Journal of Community Psychology, 50, 321-333. DOI 10.1007/s10464-012-9508-8
DiClemente, C. C., Van Orden, O. R., & Wright, K. S. (2011). Motivational Interviewing and Enhancement. In P. Ruiz & E. Strain (Eds.), Lowinson & Ruiz’s Substance Abuse: A Comprehensive Textbook, Fifth Edition (pp. 622-632). Philadelphia: Lippincott Williams & Wilkins.

Professional Memberships and Community Service:
member of the international Motivational Interviewing Network of Trainers, the Society for the Teaching of Psychology, and the Association for Contextual Behavioral Sciences