Hitchers by Will McIntosh

 I've finished reading "Hitchers" by Will McIntosh. It begins with a terrorist attack that kills half a million in Atlanta, but oddly that plays almost no part in the bk; saying it does would be like saying a bk that starts w/ a rainstorm is all about meteorology. Finn is a 30'something on the rise when he becomes possessed by the voice, then the personality, of his gruff, abusive - and quite dead - grandfather. Soon the phenomenon becomes widespread, and Finn must scramble to find a way to close the 'hole' to the afterlife before the dead consume the living. If you can tolerate a brief foray into New-Agey philosophy, it's quite and intelligent novel. A-