Oklahoma Baptist University

Dr. Bret Roark

Professor of Psychology
Ralph and Marie Barby Chair

Owens Hall 301

OBU Box 61245
500 W. University
Shawnee, OK 74804


Dr. Roark began teaching at OBU in 1992. His graduate training is in Cognitive Psychology, and he currently teaches a variety of courses related to the science of Psychology. He is a recipient of the Promising Teacher Award at OBU and is the Ralph and Marie Barby Endowed Professor of Psychology. Each year, Dr. Roark is proud to take several of his students to Psychological conferences to present the research they have conducted under his supervision.


B.A., Oklahoma Baptist University
M.A., Texas Tech University
Ph.D., Texas Tech University
Dissertation: "Human and Computer Learning of Linguistic Categories"

Selected Publications

2002. Worthen, J. B. & Roark, B. Free recall accuracy for common and bizarre verbal information. American Journal of Psychology, 115, 377-394.

1998. Worthen, J. B., Hutchens, S. A., Roark, B., & Gutierrez, G. The internal structure of social categories: Components and predictors. American Journal of Psychology, 111, 581-605.

1996. Taraban, R. & Roark, B. Competition in learning language-based categories. Applied Psycholinguistics, 17, 125-148.

1995. Brant, L., Marshall, P. H., & Roark, B. On the development of prototypes and preferences. Empirical Studies of the Arts, 13, 161-170.