Journalists, pundits, and colleagues consider Sen. Robert Byrd (D-W.Va.) an expert on the Constitution. They note that he carries a copy of the supreme law of the land in his pocket at all times. He cares about it so much, in fact, that he slipped an amendment into a 2005 appropriations bill requiring all institutions that receive federal funds, including thousands of schools, to teach about the Constitution every September 17, the anniversary of its signing. In doing so, over the last few days (September 17 fell on a Saturday, so Friday and Monday events met the law's requirements), Byrd...