Jayson Blair, the diminutive ex-journalist who shook up the mighty New York Times when his serial plagiarism was revealed last year, has all but evaporated from public view. Now seeing a psychiatrist and a psychologist and working out of a basement office in his parents' home in Centreville, Va., he says he has found God and thinks he has a calling other than journalism — although he's not sure what it is yet. The one thing that hasn't changed is his compulsive reading habit. And on his bedside table these days is Seth Mnookin's chronicle of the Times debacle, "Hard...