Churches experiencing numerical and financial decline may dread the day when they can no longer afford a full-time pastor. Freeing up funds that would go to a full-time salary sure would help the budgetmaybe even enough to turn things aroundbut is it even possible to run effective ministries with just a half- or quarter-time professional? Journalist and part-time pastor Jeffrey MacDonald says yeschurches can grow more vibrant than ever, tapping...