Empirical polarization -- a rejection of this nation's founding Enlightenment principles -- is something new.
Two ugly forces had to combine to produce the birth certificate sideshow, which can only be described as a national disgrace. One is a calculated attempt by Obama's political opponents to delegitimize his presidency.
Rodney King famously asked, "People, I just want to say, you know, can we all get along?" If we decide there's no difference between fact and opinion, then surely the sad answer is no.