William F. Buckley, the godfather of modern conservatism, appeared on The Tonight Show with Johnny Carson over a dozen times.

This is a startling fact, particularly in light of the recent demise of Stephen Colbert’s show and the slow implosion of the entire late-night television format. People have been rightly arguing that late-night TV has become too left-wing, with The Late Show with Stephen Colbert being the most egregious offender. They want their bedtime TV served without politics.