A year from now, American voters will select their next president. Who’s up and who’s down from day to day is the on-going obsession of political junkies, especially the high-priced variety that dominate talking TV shows every day and every night.

After all their so-called expert insight, not one of them can predict with any assurance who voters will choose next fall. As they pretend to be able to foresee the future, they always withdraw to reality, which is to say, they don’t know since they’re only as good as yesterday’s headlines and what other members of their Beltway echo […]