A new analysis published through Springer Nature Link evaluates skin colour representation inside dermatology textbooks that are explicitly dedicated to ethnic and skin of colour dermatology, a niche of medical publishing that has grown in direct response to long-documented gaps in mainstream dermatologic education.

The study targets a structural problem in the specialty: trainees and practicing dermatologists have historically learned from atlases and textbooks in which the vast majority of clinical images show lighter phototypes. That imbalance has measurable clinical consequences, from delayed melanoma diagnosis in patients with darker skin to misread presentations of common inflammatory conditions such as psoriasis, eczema, and acne in skin of colour.

What does the study examine?

The authors analyse how dedicated ethnic and skin of colour dermatology textbooks distribute clinical imagery across the spectrum of skin tones. Dedicated texts of this kind — including works focused on dermatologic conditions in Black, Asian, Hispanic, and Indigenous populations — were created precisely because general textbooks underrepresented these patients.

The central question the paper raises is whether these specialized resources themselves achieve balanced representation across the full range of phototypes, or whether they skew toward either end of the Fitzpatrick spectrum.

Why does representation in textbooks matter?

Dermatology remains one of the least diverse specialties in medicine, and visual pattern recognition drives most of its diagnostic work. Conditions present differently across skin tones:

• Psoriasis plaques appear violaceous or hyperpigmented rather than erythematous on darker skin, complicating PASI-based assessment.
• Eczema and atopic dermatitis may show follicular or lichenified patterns that standard EASI-oriented teaching underemphasizes.
• Acne post-inflammatory hyperpigmentation often dominates the clinical picture in patients of colour.
• Melanoma in darker phototypes frequently arises on acral sites, where Breslow thickness at diagnosis tends to be greater and staging more advanced.

Textbook imagery is the substrate on which that pattern recognition is built. If even the dedicated skin of colour texts distribute their images unevenly, the specialty's corrective effort has a blind spot of its own.

What comes next?

The full methodology, image counts, and phototype distributions appear in the Springer-published analysis. Its findings arrive as dermatology departments and publishers face mounting pressure to audit educational materials for equity — and as accreditation bodies increasingly treat competency in skin of colour dermatology as a required skill rather than an elective interest.