Theme: Organ Donation
📌 Theme: Organ Donation
🖋 Caricature Focus: Dr. Christiaan Barnard
🗓 Deadline: August 1, 2025 at 11:59 PM (Brasília time)
🌐 Submit online:
www.gabriel.org.br/salao-de-humor
✏️ Key Regulations:
- Open to artists worldwide, age 18 and over – professionals and amateurs 
- Free registration 
- Submissions must be in A4 size (300dpi), max 10MB, JPG or PNG format 
- AI-generated works are strictly prohibited 
📌 Up to 5 works per category (15 total) may be submitted in one registration.
🎨 Categories:
- Cartoon – On the theme of organ donation, avoiding puns or harmful stereotypes 
- Caricature – Tribute to Dr. Christiaan Barnard, pioneer of the first human heart transplant 
🏆 Awards:
- Total prize money: R$4,500.00 - Two 10th place prizes – R$1,000.00 
- Three 20th place prizes – R$500.00 
- Valdir de Carvalho Caricature Prize: R$1,000 (1st) and R$500 (2nd) 
- 3 Honorable Mentions per category (9 total) 
 
🎥 Award Ceremony:
October 23, 2025, streamed on YouTube:
📅 Exhibition Opens:
October 24, 2025 – Virtual + traveling exhibitions
📝 Submission:
- Submit only via the official form: 
- Files must include artist’s name, title, and country. 
- Incomplete registrations will be rejected. 
📌 By registering, artists grant full, free, and irrevocable rights for their works to be used by the GABRIEL Institute for educational and promotional purposes related to the cause of organ donation.





















































