Greenfield seems to have mistaken flip-flopping with Twain's position as an avowed mugwump. To be sure, the claim by some critics that a mugwump has his mug on one side of the fence and his wump on the other could lead to some confusion. But those who understand nuanced positions on complex issues have no difficulty distinguishing between a mugwump and a flip-flopper. The one believes in international cooperation, the other opposes investigations into misdeeds of those in his administration. Larry Howe