Javier Sierra, whose works have been translated into forty languages, is the author of The Lost Angel, The Lady in Blue, and the New York Times bestselling novel The Secret Supper. One of the most accomplished authors on the Spanish literary scene, Sierra studied journalism at the Complutense University of Madrid. El Maestro del Prado spent a year on the bestseller list in Spain, gaining the admiration of art experts, aficionados, and critics. A native of Teruel, Spain, he currently lives in Madrid with his wife and two children.