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Department of Psychological Science

Lovinger 1111
Warrensburg, MO 64093
Phone: 660.543.4185
twalker@ucmo.edu





Selected Publications

Ryan, J.J., Kreiner, D.S., Gontkovsky, S.T., & Umfleet, L.G. (in press). Classification accuracy of sequentially administered WAIS−IV short forms. Applied Neuropsychology: Adult.

Ryan, J.J., Swopes-Willhite, N., Franklin, C., & Kreiner, D.S. (in press). WAIS‒IV administration errors: Effects of altered response requirements on Symbol Search and violation of standard surface variety patterns on Block Design. Applied Neuropsychology: Adult.

Umfleet, L. G., Janecek, J. K., Quasney, E., Sabsevitz, D., Ryan, J. J., & Swanson, S. J. (in press). Sensitivity of memory and naming tests for identifying left temporal lobe epilepsy. Applied Neuropsychology: Adult.

Gontkovsky, S. T., & Ryan, J. J. (in press). Influence of WAIS‒IV intelligence in the interpretation of Trail Making Test performance in patients with relapsing-remitting multiple sclerosis. International Journal of Medical and Biological Frontiers.

Bartels, J. M., & Ryan, J. J. (in press). Fear of failure and achievement goals: A canonical analysis. Journal of Instructional Psychology, 40.

Ott, S., Schatz, P., Solomon, G., & Ryan, J. J. (2014). Neurocognitive performance and symptom profiles of Spanish speaking Hispanic athletes on the ImPACT test. Archives of Clinical Neuropsychology, 29, 152-163.

Sumerall, S. W., Ryan, J. J., & Gontkovsky, S. T. (2014). Neuroplasticity: The foundation for non-pharmacological interventions in dementia. In S. T. Gontkovsky (Ed.). The cognitive therapeutics method: Non-pharmacological approaches to slowing the cognitive and functional decline associated with dementia (pp. 65-86). Palo Alto, CA: Home Care Press.

Ryan, J.J., Townsend, J.M., & Kreiner, D.S. (2014). Comparison of oral, written, and pointing responses to the WAIS-IV Digit Span.  Applied Neuropsychology: Adult, 21, 94-97. doi: 10.1080/09084282.2012.753076      

Umfleet, L.G., Ryan, J.J., Morris, J., & Plishkin, N. (2013). Comparison of nondominant and dominant hand performance on WMS-IV Visual Reproduction subtest copy and memory components. Journal of Clinical and Experimental Neuropsychology, 35, 480-488.

Ryan, J.J., Umfleet, L.G., & Kane, A. (2013). Stability of WISC-IV process scores. Applied Neuropsychology: Child, 2,43-46.

Ryan, J.J., Turpin, D.M., & Kreiner, D.S. (2012). Specificity of the 21-Item Test in two elderly samples. Aging,Neuropsychology, and Cognition. 19, 728-740.

Umfleet, L.G., Ryan, J.J., Gontkovsky, S.T., & Morris, J. (2012). Estimating WAIS-IV indexes: Proration versus Linear scaling in a clinical sample. Journal of Clinical Psychology, 64, 390-396.

Ryan, J.J., Gonkovsky, S.T., Kreiner, D.S., & Tree, H.A. (2012). Wechsler Adult Intelligence Scale-Fourth Edition performance in relapsing-remitting multiple sclerosis. Journal of Clinical and Experimental Neuropsychology, 34, 571-579.

Ryan, J.J. (2012). Neuropsychological aspects of neurological disorders: An A to Z reference for healthcare providers. [Review of the book The Encyclopedia of Neuropsychological Disorders by C. A. Noggle, R. S. Dean, and A. M. Horton (Eds.). PsychCRITQUES, 57, doi:10.1037/a0028184.