International Presentations 

*Blagg, H., & Hellman, C. M. (2008). Positive Behavior Support in Tulsa Public Schools: Program evaluation. International Conference for Positive Behavior Support. Chicago, IL.

Young, T. L., & Hellman, C. M. (2008). Family support and psychological strain. International Conference on Education. Honolulu, HI.

Worley, J. & Koehn, A. (2007, December). Globalization, personal responsibility and the prevalence of childhood obesity. 15^th International Conference: Reconceptualizing Early Childhood Education: Research, Theory, Policy and Practice. Hong Kong.

National Presentations 

Davis, S., * Hellman, C. M. (August, 2008). Perceived effectiveness of an Aspiring Principals leadership program. 116^th Annual American Psychological Association Convention. Boston, MA.

*Hathcoat, J. D., & Hellman, C. M. (2008). Displaced Hurricane Katrina survivors’ quality of life and service satisfaction. American Educational Research Association. New York, NY.

Hellman, C. M., & & Johnson, C. V. (August, 2008). Taking action to stop violence: A study on the readiness to change among male batterers. 116^th Annual American Psychological Association Convention. Boston, MA.

Johnson, C. V., & Bartgis, J. (August, 2008). Urban American Indian voices: A CBPR community health survey and needs assessment. 116^th Annual American Psychological Association Convention. Boston, MA.

Worley, J. A., & Vassar, M. (August, 2008). Examining sustained volunteerism among community agency volunteers. 116^th Annual American Psychological Association Convention. Boston, MA.

Koehn, A. & Hellman, C. (2007). Rural community domestic violence: Prosecution rates and number of complaints. Eleventh Biennial Conference of the Society for Community Research and Action. Pasadena, CA.

Hellman, C., Worley, J. & *Muilenburg-Trevino, E. (2007). A reliability generalization study on measures of the belief in a just world. American Educational Research Association Annual Meeting and Exhibition, Chicago, IL.

*Macon, R. K. & Hellman, C. (2007). Quality of work life and perceived mission effectiveness. American Educational Research Association Annual Meeting and Exhibition. Chicago, IL.

Regional Presentations 

*Blagg, H., & *Guilfoyle-Holmes, M. (2008). Positive Behavior Supports: Impact in an urban school district. Oklahoma Psychological Society. Edmond, OK. First place poster presentation.

Muilenburg-Trevino, E. (2008). Measuring caregiver burden and stress: A psychometric evaluation of the Zarit Burden Interview. Oklahoma Psychological Society. Edmond, OK. First place paper presentation.

*Reyes, B., *Bravo, M., Muilenburg-Trevino, E. (2008). Having felony conviction and likelihood of taking action to change violent behavior in intimate relationships. Oklahoma Psychological Society. Edmond, OK, and OU-Tulsa Research Day, Tulsa, OK. First place poster presentation, OU-Tulsa.

*Davis, S. & Muilenburg-Trevino, E. (2007, October). Factors related to staff retention in a health organization. Oklahoma Research Day. Edmond, OK.

*Guilfoyle-Holmes, M. & Muilenburg-Trevino, E. (2007, October). Perceived caregiver stress and community center involvement. Oklahoma Research Day. Edmond, OK.

Muilenberg-Trevino, E. (2007, October). A component analysis of the Zarit Burden Interview. Oklahoma Research Day. Edmond, OK.

Koehn, A. & Hellman, C. (2007). Rural community domestic violence: Prosecution rates and number of complaints. OU-Tulsa’s Graduate and Professional Studies Day. Tulsa, OK.

*Macon, R. K. & Hellman, C. (2007). Quality of work life and perceived mission effectiveness. OU-Tulsa’s Graduate and Professional Studies Day. Tulsa, OK.

*Macon, R. K., *Muilenburg, K. J. & Hellman, C. (2007). Volunteers’ perceptions influence their intent to remain. Presented at OU-Tulsa’s Graduate and Professional Studies Day. Tulsa, OK.; OU-Tulsa Health Research Forum. Tulsa, OK; and University of Oklahoma Research & Creative Endeavors Poster Session. Norman, OK.

*Macon, R. K. & Hellman, C. (2007). Quality of work life and perceived mission effectiveness. Eighteenth Annual Research Symposium, Oklahoma State University. Stillwater, OK.

*Muilenburg, K. J., *Muilenburg-Trevino, E. & Hellman, C. (2007). The impact of an intervention program on the life skills of elementary students. Eighteenth Annual Research Symposium, Oklahoma State University. Stillwater, OK.

*Muilenburg, K. J., *Muilenburg-Trevino, E. & Hellman, C. (2007). The intervention program on the life skills of elementary students. OU-Tulsa’s Graduate and Professional Studies Day. Tulsa, OK.

*Young, T. (2007). Graduate students and stress: The positive and negative effects on significant relationships. OU-Tulsa’s Graduate and Professional Studies Day. Tulsa, OK.

*Mulienburg-Trevino, E. (2006). Measurement of just world theory scales: A reliability generalization study. Oklahoma Psychological Society. Edmond, OK. Second place poster presentation.

*Muilenburg-Trevino, E., & Hellman, C. M. (2005). Volunteers serving victims of sexual assault. Oklahoma Research Day. Edmond, OK. Also presented at OU-Tulsa Research Day. Tulsa, OK.