Should Candidates Have to Pass a Civics Test?

A "panel discussion" from the New York Times, with five commentators weighing in on this topic-- especially timely in light of the embarrassing 'brain freeze' moments from Herman Cain and Rick Perry over the past week.  Worth reading in its entirety, especially in light of your summer reading.  Some of you made this very suggestion in your critical reviews of "Just How Stupid Are We?"  See what the 'experts' think!