Bureau of Missing PersonsA devoted reader of autobiographies and memoirs, Roger J. Porter has observed in recent years a surprising number of memoirs by adult children whose fathers have led secret lives. Some of the fathers had second families; some had secret religious lives; others have been criminals, liars, or con men. Struck by the intensely human drama of secrecy and deception played out for all to see, Porter explores the phenomenon in great depth. In Bureau of