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Research Interests


The study and treatment of anxiety disorders with a special emphasis on Posttraumatic Stress Disorder; terror victimization; mental health program evaluation; clinical and experimental hypnosis; cross-cultural psychology. Current Projects: Investigation of the Comparative Efficacy of Three Evidence-Based Practices in the Treatment of Major Depressive Disorder [Grant Funded] (With Alyssa Kalata & Nishani Samaraweera) Investigation of the Implications of the Backward Masking Paradigm for Exposure Treatment of Posttraumatic Stress and Anxiety Disorders (With Nishani Samaraweera) Investigation of the Effects of Dosed-Exposure in the Treatment of Specific Animal Phobias (With Richard Seim) The Comparative Efficacy of Dosed, Enhanced Dosed, and Prolonged Exposure in the Treatment of Social Anxiety. (With Sophie Rubin) Evaluation of a Targeted Intervention for PTSD comorbid with Substance Abuse Disorder (With Theresa Souza) Development of an Interactive Multimedia-Assisted Treatment of Major Depressive Disorder (With Amy Naugle, Sarah Verlee, & Mike Mort)

Recent Publications

  • Spates, C.R., Koch, E., Cusack, K., Pagoto, S. & Waller, S. (2008). Eye Movement Desensitization & Reproessing, In (Foa, E., Keane, T., Friedman, M. & Cohen, J.) Effective Treatments for PTSD, Guilford Press, In Press.
  • Spates, Samaraweera, N., Plaisier, B., Souza, T. & Otsui, K. (2007). Psychological Impact of Trauma on Developing Children and Youth. Primary Care Clinics of North America 34(2), 387-405
  • Seim, R., Willerick, M., Gaynor, G., Spates, C.R. (2008). Circumventing the vasovagal fainting response: A novel method of in vivo exposure for injection phobia. Clinical Case Studies (In Press)
  • Kozak, A., Spates, C.R., McChargue, D., Bailey, K., Schneider, K. & Liepman, M. (2007). Naltrexone renders one-session exposure therapy less effective: A control pilot study. Journal of Anxiety Disorders, 21, 142-152.
  • Souza, T. & Spates, C. (2008). Treatment of PTSD and Substance Abuse Co-morbidity. Behavior Analyst Today. In Press.
  • Spates, C.R., Pagoto, S., Nakamura, K. (2007). Initial Trends in Depression Predict Treatment Outcomes, International Journal of Morita Therapy (In Press)
  • Spates, C.R., Waller, S., Koch, E., Rubin, S., Porter, K., Edmonds, K., Frye, L., & Ritter, J. (2007). Dosed versus prolonged exposure in treating fear: Emerging evidence of a less aversive treatment alternative. Australian and New Zealand Journal of Psychiatry, 41 (Supplement 2), p. A352
  • Spates, C.R., Pagoto, S., & Nakamura, K. (2007). Effects of initial symptom trends on outcomes of active and non-active treatments for Major Depressive Disorder. Australian and New Zealand Journal of Psychiatry, 41 (Supplement 2), p. A418
  • Pagoto, S., Bodenlos, J.S., Schneider, K.L., Olendzki, B.C., Spates, C.R., & Ma, Y. (2008). Initial Investigation of Behavioral Activation Therapy for Co-morbid Major Depressive Disorder and Obesity. Psychotherapy, (In Press)
  • Recent Professional Presentations:
  • Katherine E. Porter, Ellen I. Koch, Ph.D. , David C.S. Richard, Ph.D., Dean Lauterbach, Ph.D. , & C. Richard Spates, Ph.D. (2007). Symptom Reduction with Prolonged vs. “Dosed” Exposure for PTSD: An Exploratory Study. Poster presentation at the annual meeting of the Association for Behavioral and Cognitive Therapy, Philadelphia PA.
  • Spates, C. R. (2007). Eye Movement Desensitization and Reprocessing: Current Appraisal of the Evidence. Invited Colloquium, University of Wisconsin – Milwaukee (October).
  • Spates, C. R., Pagoto, S., Nakamura, K. (2007). Initial trends predict outcomes in depression treatments. Paper presentation at the 6th International Congress of Morita Therapy, Vancouver British Columbia.
  • Seim, R. W., Spates, C. R., & Naugle, A. E. (2008, March). Treatment of spasmodic vomiting and lower GI distress related to travel anxiety. Poster to be presented at the annual conference of the Anxiety Disorders Association of America (ADAA), Savannah, Georgia.
  • Seim, R. W., Willerick, M. S., Gaynor, S. T., & Spates, C. R. (2007, April). The use of exposure therapy in the treatment of injection phobia. Paper presented at the annual conference of the Kalamazoo Center for Medical Studies (KCMS), Kalamazoo, Michigan.
  • Seim, R. W., Frye, L. A., Humy, S. L., & Spates, C. R. (2007, March). The prevalence and comorbidity of specific fears in college students. Poster session presented at the annual meeting of the Behavior Analysis Association of Michigan, Ypsilanti, Michigan.
  • Rubin, S., Seim, R. W., Frye, L. A., Ritter, J. D., Edmonds, K. R., & Spates, C. R. (2007, March). The comparative efficacy of dosed, enhanced dosed, and prolonged exposure in the treatment of social anxiety. Poster session presented at the annual meeting of the Behavior Analysis Association of Michigan, Ypsilanti, Michigan.
  • Spates, C. & Rubin, S. (2007). Dosed versus Prolonged Exposure in the Treatment of Fear: Emerging Evidence of a Less Aversive Treatment Alternative. Paper presentation at the World Psychiatric Association, Melbourne Australia
  • Spates, C. R. (2008). PTSD: Variations of Cognitive and Behavior Therapies. Workshop Presentation to the North Dakota Psychological Association (Fargo ND)

WMU | Psychology Dept | Bio | Anxiety Lab | Research Interests