Allyson G. Harrison

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When conducting psychological evaluations, clinicians typically assume that the subject being evaluated is putting forth maximal effort and is not exaggerating or magnifying symptom complaints. While the field of neuropsychology has identified that factors, such as effort and motivation, can significantly interfere with correct interpretation of(More)
OBJECTIVE To explore the relationship between levels of reported depression, anxiety, and stress with scores on the Conners's Adult ADHD Rating Scale (CAARS). METHOD Information was obtained from 84 1st-year psychology students using the CAARS, the Depression Anxiety and Stress Scale (DASS), and the Life Experiences Survey (LES). RESULTS Approximately(More)
In spite of the fact that reaction time (RT) measures are sensitive to the effects of traumatic brain injury (TBI), few RT procedures have been developed for use in standard clinical evaluations. The computerized test of information processing (CTIP) [Tombaugh, T. N., & Rees, L. (2000). Manual for the computerized tests of information processing (CTIP).(More)
The purpose of this study was to examine the possible additive neurocognitive deficits in adults with both attention-deficit/hyperactivity disorder (ADHD) and serious depressive symptoms. Participants were 54 university students who completed a psycho-educational assessment. Three groups were examined: a group with comorbid ADHD and elevated depressive(More)
The purpose of this study was to evaluate Word Memory Test (WMT) performances in students with identified learning disabilities (LDs) providing good effort to examine the influence of severe reading or learning problems on WMT performance. Participants were 63 students with LDs aged 11 to 14 years old (M = 12.19 years), who completed psychoeducational(More)
Methods of identifying poor test-related motivation using the Wechsler Adult Intelligence Scale Digit Span subtest are based on identification of performance patterns that are implausible if the test taker is investing full effort. No studies to date, however, have examined the specificity of such measures, particularly when evaluating persons with either(More)
The degree of polymerization of an acrylic resin repair material, as established by residual monomer estimation, was compared using three different polymerization methods, i.e. bench-cure, hydroflask-cure and microwave irradiation cure. The repair strength of a conventional heat-polymerized resin was then assessed following repairs using each of these three(More)
This study compared the Delis-Kaplan Executive Function System (D-KEFS) Tower Test to the Tower of London (TOL)(DX) in assessing executive functioning (EF) during a psycho-educational assessment by examining students' performances on both tests. Forty-two university students were administered both tests in a counterbalanced order. Findings indicate that(More)
As part of the development of a guide to aid the undergraduate in the selection of artificial teeth, the aim of this study was to investigate the variability in choice of dental staff to select teeth appropriate to the age and sex of the individual with the aid of a series of three-dimensional guides. Four three-dimensional guides were produced for use in(More)