Mr. Rojas graduated from the Fine Arts School of San Miguel de Tucumán and has developed an extensive work in the field of books for children and adolescents; in both artistic and advertising photography and in graphic design in the Faculty of Architecture Design and Town Planning of Buenos Aires University (UBA) as a teacher of the academic subject: Products and Containers. He has also experienced in the field of artistic creativeness and in ceramics and pottery. He has carried on teaching of illustration techniques for children's books. He is a member of the Foro de Ilustradores (Illustrators Forum); also, of the Asociación del Libro Infantil y Juvenil de Argentina (The Argentine Association of Books for Children and Adolescents); furthermore, a member of the Asociación Dibujantes de Argentina (Argentine Association of Drawers) and the Sociedad Argentina de ArtistasPlásticos (Argentine Society of Plastic Artists).