Architect, designer, cartoonist. He is also Executive Director of the NGO CECIP, Center for the Creation of Popular Image, which designs and produces educational materials, films and documentaries about Brazilian reality, public interest campaigns and processes for training educators and social agents. Claudius is one of the founders of Pasquim, an alternative weekly journal that played an important role in opposing the discourse of the Military Dictatorship in the country. He published cartoons and in several Brazilian newspapers, such as Jornal do Brasil, Correio da Manhã, O Estado de São Paulo, Folha de São Paulo and O Globo. Executive Secretary of the National Early Childhood Network (Brazil). In 2015, he won the 57th edition of the Jabuti Awards for Best Book in the Illustration Category.