The Time cover story last week was headlined “The Mormon Identity.” The cover, featuring Mitt Romney in a stained-glass window, said in smaller type, “What Mitt Romney’s faith tells us about his vision and values.” Newsweek had President Obama on the cover, identifying him as “The Democrats’ Reagan” and heralding the story inside as “What Obama Will Achieve in His Second Term.” Neither of the stories, to put it mildly, was helpful to Romney’s presidential campaign. The piece in Time was fair, but the timing, long after Mormonism had faded as a factor in the election, was suspect. In Newsweek,...