RecruitingClinical trialPPD™ CorEvitas™ Psoriasis (PSO) Rapid Response Non-Interventional StudyThis is a 16-week prospective, single-arm cohort, study of patients initiating advanced therapy for the treatment of moderate-to-severe plaque PSO. Eligible patients must be willing to be seen in-person by their treating physician for a Baseline visit (with first dose of the advanced therapy occurring within 14 days), and at 2 (+/- 5 days), 4 (+/- 5 days), and 16 weeks (+14 days) calculated based on date of first dose of the advanced therapy and must provide informed consent prior to enrolling in the study or completing study-specific questionnaires or procedures. Data will be collected from both subjects and their treating dermatology provider at predetermined scheduled intervals (Baseline, Week 2, Week 4, and Week 16) using a structured and standardized data collection tool.