All patients self-identified as non-White and nearly 69% of treated subjects had objectively measured Fitzpatrick skin types IV through VI The IL-23 inhibitor guselkumab demonstrated efficacy out to 100 weeks in the treatment of psoriasis across a spectrum of skin types, according to poster research presented at the 2026 annual meeting of the American Academy of Dermatology (AAD) in Denver. A full report will be published in the June 2026 issue of The Chronicle of Skin & Alle