The spirits of the dead have walked among our legends, myths, and storiessince before recorded history. Ghostly visitations, hauntings, unquiet soulsseeking the living, vengeful wraiths, the possibility of life beyond the gravethat can somehow reach out and touch us are some of literature's mostenduring icons. Now, in the twenty-first century, we are no less fascinated withphantoms than our cave-dwelling ancestors or our Victorian-age forebears. Thirty...