Marcelo Tiburcio Vanni, who signs his work Tiburcio, was born and raised in Rio de Janeiro. He made his comics debut in the late 1970s, when his work was published in the children's supplement O Pingo de Gente. He studied at the School of Fine Arts of Rio de Janeiro, after which he became a freelance artist and caricaturist. In the 1980s he started doing illustrations and comics for several in-house publications of companies like CNI, Esso, Senai and published illustrations in the Brazilian version of the MAD magazine.
In the 1990s, he worked for a publishing company, where his only literary work, 'Gino & Polaco', appeared. Since then, Tiburcio has worked for several other publishing companies and specialized in elctronic art for the Internet. He also makes paintings and animations for various customers in Brazil and the rest of the world.