Eduardo Roco (Choco)'s Studio. Eduardo Roca (Choco) is one of the most important artists of his generation. Graduate School of Art Instructors in 1963 and the National School of Art, 1970. He completed his studies at the Faculty of Arts and Letters of the University of Havana. He is a member of the National National Union of Writers and Artists of Cuba (UNEAC) and the International Association of Artists (IAA).