A time-honored tactic in political TV ads is to use contrasting degrees of photographic exposure, one bright and snappy for your candidate and a darker hue, sometimes even going to old-fashioned black-and-white, for your opponent.
On December 29, at the Washington Post's Wonkblog, Max Ehrenfreund cited a conveniently timed "study" which looked at 2008 ads produced by and on behalf of GOP presidential candidate John McCain, and concluded that the McCain campaign and its supporters, by using such a tactic, were engaging in racism:









