A biography of the Italian Renaissance artist and inventor includes notebook sketches that reveal his observations of anatomy and science, his ideas for a flying machine, and such paintings as the Mona Lisa and Last Supper.

"Albus Percival Wulfric Brian Dumbledore, Headmaster of Hogwarts, is one of the most recognizable and mysterious figures in the Harry Potter series. As an unscrupulous beetle-like journalist once said, he's 'a biographer's dream.' Is he omniscient or limited? Is he benevolent or malevolent? What really drove him in the last years of an extraordinary life? Dumbledore dives between the lines of the Harry Potter books to create a portrait of the controversial...