On a Thursday morning in 1965, Dr. William Corbett tacked a note to his office door: I have gone to further my education. Neither his patients nor his family ever saw him again. Cut off from all contact with his father, his son is forced to piece together a composite sketch of his absent parent's life. Over the years he traces his father's peripatetic movement across the globe; what he cannot do is locate him in any geography of the heart. For over...