Validation of the Speeded Attention and Noise Pareidolia tasks in neurodegenerative dementia Lead Investigator: Annalise Rahman-Filipiak Institution : University of Michigan E-Mail : rahmanam@med.umich.edu Proposal ID : 1279 Proposal Description: 1. To provide normative data on the Speeded Attention and Noise Pareidolia tasks of the Lewy Body Dementia (LBD) Module of the Uniform Data Set (UDS). 2. To investigate convergent and divergent validity of the LBD Module tests, utilizing other measures of cognitive functioning from the UDS. 3. To evaluate the ability of the LBD Module tasks to discriminate between individuals diagnosed with LBD versus those who are healthy or diagnosed with a different neurodegenerative etiology.