"End of the world History of doctrines." . . "Christianity Forecasting." . . "Christian sects." . . "Pastoral theology." . . . . "Christian sects History." . . . "History" . . "Electronic books" . "The sky is falling, the church is dying, and other false alarms" . . . . . . . . . "Is the mainline church threatened or are we on the precipice of new opportunity?" . . . "Church." . . "Religion." . .