The Risk Assessment for Psychosis is a NIMH funded (1R01MH113827), BRAINS award recipient study. We are looking for adolescents and adults between the ages of 12 and 35 to participate in this 2-year longitudinal study. Eligible participants include individuals at risk of a psychotic disorder and typically developing subjects. Participants will complete: a) clinical interviews; b) cognitive tests; c) MRI scans; and d) sleep EEG recordings.