One of the younger members of Brazil’s neo-concrete movement, Cildo Mereiles is a vanguard of conceptual art in his home country, whose influence resonates worldwide. The subject of many museum surveys and a participant in several editions of the Venice Biennale, Mereiles’s work spans various media, questioning modes of perception and examining the viewer’s involvement in the production of artworks. “My work always searches for some kind of communion with this indefinable broad entity called the public,” the artist has said. Although he often deals with sensorial perception, Mereiles is also interested in heightening awareness of social structures. For Insertion into Ideological Circuits 2: Banknote Project (1970), created for the landmark Information exhibition at the Museum of Modern Art, New York, Mereiles printed politically subversive messages on notes of U.S. and Brazilian …