Remember Ted Cruz? Way back last spring, it seemed the Texas senator could be the front-runner for the most extreme, anti-reason candidate in the race for the Republican presidential nomination. That was, of course, before Donald “All Mexicans Are Rapists” Trump captured the attention of the American populace, turning what was your standard 47-candidate presidential primary into a giant, media-fueled train wreck that the nation’s Democrats are slowly driving by with equal parts horror and delight. Unfortunately for all candidates who are not Donald “Pass the Hairspray” Trump, you’ve basically got to believe in phrenology, bloodletting, and finding Jesus in...