Funding Sources: None. Dr. Vleugels’ career has been supported by a Medical Dermatology Career Development Award from the Dermatology Foundation.

Conflicts of Interest: R. A. Vleugels is a principal investigator for Pfizer. J. F. Merola is a consultant and/or investigator for Abbvie, Dermavant, Eli Lilly, Novartis, Janssen, UCB, Celgene, Sanofi-Regeneron, Biogen, Pfizer, and Leo Pharma. If compensation is received it is considered honorarium.

IRB: Reviewed and approved by Partners Human Research IRB; protocol #2011P000047