In just three weeks, Fred Thompson has transformed the contest for the Republican presidential nomination. It is not merely that he has come from nowhere to double digits in polls. He is the talk of GOP political circles because he is filling the conservative void in the field. Republican activists have complained for months that none of the Big Three -- Rudy Giuliani, John McCain and Mitt Romney-- fits the conservative model of a conservative leader for a conservative party. The party faithful have been waiting for another Ronald Reagan. But in conversations with them the past year, nobody mentioned...
