The archive · Product Ideas · Marketing decision · 2024–2026
IDOMED's 'Nigrum Corpus' diagnoses medical racism in a textbook — two Cannes Grands Prix
A book and film that rename racist medical practice as 'diseases' became medical-school teaching material — Cannes Industry Craft GP 2025, Glass GP 2026.
IDOMED (Instituto de Educação Médica) · Instituto Yduqs
What it had to solve
In Brazil, Black patients wait longer, get shorter consultations and suffer more medical errors, yet medical education barely addresses racial bias and only 3% of doctors are Black. IDOMED and Instituto Yduqs wanted teaching material that confronts structural racism head-on rather than leaving it to policy.
How it works
IDOMED, a Brazilian medical-education group, and Instituto Yduqs confronted a problem most hospitals would rather not name: racism in care. Brazilian data shows Black patients wait on average 10 minutes longer, get consultations 47% shorter, receive less access to imaging, and face a 6.7-day longer gap between diagnosis and surgery — while only 3% of the country's doctors are Black. Instead of a PSA, the institutions built teaching material.
With Artplan São Paulo they published 'Nigrum Corpus — Um estudo sobre racismo na medicina brasileira', a book that renames racist practices as 20 fictional clinical 'diseases' (such as Visio Alba Selectiva, selective white vision) drawn from 680 hours of real patient testimony. The design mixes anatomical illustrations with floral patterns celebrating Black beauty, and includes X-ray-simulating pages and dosage comparisons — so the book speaks the visual language of medicine while exposing its bias.
Alongside it, the Mediversidade program released the short film 'Corpo Preto', directed by Nany Oliveira, following a Black man seeking a diagnosis while professionals overlook him. The patient is deliberately blurred in frame — a visual metaphor for the invisibility imposed on Black patients. The film premiered on 1 April 2025 in a Rio cinema followed by a panel with experts, then spread through cinemas, influencer activations, lectures and OOH.
The book was distributed to medical schools nationwide, becoming teaching material in 32 universities by 2025 and adopted by 17 institutions by 2026, and reached Brazil's health minister. The work won the Cannes Lions 2025 Industry Craft Grand Prix, two Golds and a Bronze in Health & Wellness, and — a year later — the 2026 Glass: The Lion for Change Grand Prix, a rare second Grand Prix for the same project.
Why it lands
- It attacks the root of the problem — medical education — instead of running a one-off awareness ad, so the campaign becomes durable curriculum.
- Framing racism as a set of 'diagnoses' in a textbook speaks the institution's own language, making bias concrete, nameable and teachable.
- The craft is the message: anatomical beauty, X-ray pages and Latin names force readers to sit with the contradiction inside the medical canon.
- The film's blurred-patient device translates research data into an image people remember, pairing evidence with emotion.
- It turned IDOMED, a for-profit educational group, into the reference on racial equity in Brazilian medicine — a brand built through social contribution.
What it did
The book became teaching material in 32 Brazilian universities by 2025 and was adopted by 17 institutions by 2026, reaching Brazil's health minister. It won the Cannes Lions 2025 Industry Craft Grand Prix, two Health & Wellness Golds and a Bronze, then the 2026 Glass: The Lion for Change Grand Prix.
What you can take
Name the problem in the institution's own language: writing racism as clinical 'diagnoses' made a systemic issue teachable — the book itself became both campaign and curriculum.
Since then
By 2026 'Nigrum Corpus' was adopted by 17 institutions and reached Brazil's health minister, while Mediversidade kept reshaping curricula: a 35% increase in affirmative faculty positions, 10% annual reserved student places, Black patient simulators in training labs and free care at teaching clinics. The project won the Cannes Lions 2025 Industry Craft Grand Prix, two Health & Wellness Golds and a Bronze, then the 2026 Glass: The Lion for Change Grand Prix — two Grands Prix in two years.
Sources
- IDOMED conquista o Grand Prix no Cannes Lions 2025 com o projeto 'Nigrum Corpus'
- Cannes Lions 2025: 'Nigrum Corpus' escancara racismo médico e conquista o GP de Industry Craft
- Corpo Preto
- Cannes Lions 2026 Grand Prix Winners in Glass: The Lion for Change
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