Missometrics: Religion researcher's 40-year quest

Religion researcher's 40-year quest to tabulate every believer on earth: "Johnson, who may succeed Barrett as the world's top soul-counter one day, looks ahead. He sees that Christianity started out the past century 81 percent white and ended at 45 percent. And he knows that's not going to stop.

``This is a huge change, not just ethnically but in what Christianity is all about. Christianity is steadily moving from this Caucasian, European-dominated, modern way of life, even beyond Christianity as an institution,'' he says. ``There's no central, unifying narrative.''
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