Reliability and Validity of Benson Figure Test Lead Investigator: Joel Kramer Institution : U California, San Francisco E-Mail : Joel.Kramer@ucsf.edu Proposal ID : 823 Proposal Description: This is a reliability and construct validity study of the Benson figure copy and recall. We will look at 1-year test-retest performance in normal subjects, compare groups on performance, and correlate performance with other measures and variables (for divergent and convergent validity)