"Some subjects that invite no debate — like the world being round, or the evils of child molestation — seem like timeless truths. But many of them, such as Mandela's storied role in changing South African society or the cause of civil rights in this country, had once been among the most contentious issues of the day.
As topics move from being controversial to receiving consensus approval, that raises a question about the nature of those judgments: do media outlets drive that shift, or merely reflect it?"












