Julio Antonio Blasco has a degree in Fine Arts. He is a graphic designer and an illustrator of children and young adult books.

He has worked in printing presses, animation production companies and graphic and exhibition design studios. He makes book covers, posters, and picture and non-fiction books. He has a small publishing label and, in addition to illustrating for clients around the world, he co-owns, with his sister Lola, a bookstore and gallery specialized in illustration in Valencia, Spain called Estudio 64.