Neurocognitive Assessments: The following neuropsychological tests will be administered: (1) reaction time, processing speed and efficiency, working memory-Digit Symbol, Number Sequencing, Letter Number Sequencing, Mental Arithmetic, Grooved Pegboard, Simple Reaction Time, Complex Reaction Time, Delayed Match to Sample from the Automated Neuropsychological Assessment Metric; (2) sustained attention and resistance to distractibility-Gordon's Continuous Performance Test; (3) learning and memory-California Verbal Learning Test and Brief Visual Memory Test; (4) executive functioning- Planning Test and Phonemic Fluency.