IL15 and psoriasis: In a study combining scRNAseq with spatial transcriptomics of healthy and psoriasis skin biopsies, the authors identified two subtypes of SFRP2+ fibroblasts enriched in lesional skin: one expressing collagen genes (COL1A1, COL3A1) and another secreting chemokines (CCL13, CXCL12) and the cytokine IL‐15.