Piloting a Novel, Mobile Cognitive Tracking and Training Tool for Patients With Parkinson's Disease (PD)

Inclusion Criteria: * Participants must meet diagnostic criteria for Parkinson's Disease with mild-to-moderate stage * Participants must be fluent English speakers * Participants must have the capability of completing the study as assessed by intact global cognition * Participants must be able to engage with computerized cognitive tasks as required in the study * Participants must have normal vision (or corrected to normal vision) * Participants must have adequate hearing acuity * Participants must have the motor capacity to use an iPad or mobile device * Participants must be willing to commit to the time requirements of the study * Participants must obtain benefit on dopaminergic treatment (dopamine agonist or levodopa) and be on a stable dose for at least one month prior to screening * Participant must have access to wireless internet connectivity * Participant must have at least mild depression as assessed by Beck Depression Inventory (BDI-II) Exclusion Criteria: * Participants who are unable to perform neuropsychological assessments in the opinion of the evaluating staff person * Participants who cannot comprehend or follow instructions, in the opinion of the consenting staff person * Participants who are not capable of giving informed consent, in the opinion of the consenting staff person * Participants who show signs of intoxication due to current substance abuse (including alcohol and/or illegal drugs) during any in person visit * Participants with history of significant medical diseases or multiple neurological events of the head * Participants with serious or unstable medical illness * Participants with history or current diagnosis of the following Diagnostic and Statistical Manual of Mental Disorders (DSM-5) psychiatric illness: organic mental disorder, schizophrenia, schizoaffective disorder, delusional disorder, psychotic disorder not otherwise specific, bipolar disorder, substance dependence, substance abuse (\< 1 year) (subjects with co-occurring post-traumatic stress disorder and related disorders are eligible for participation) as diagnosed through medical history * Participants with history of seizure disorder * Participants who are pregnant * Participants who experience frequent falls (several times a week) * Participants with severe dyskinesia * Participants with active suicidal ideations or behaviors as measured by the Columbia-Suicide Severity Rating Scale (C-SSRS) * Participants enrolled in a concurrent clinical trial involving an investigational pharmaceutical, nutraceutical, medical device, or behavioral treatment that could affect the outcome of this study * Participant is using computer-based cognitive training programs or has used it within a month of the consent date