The Texanist, Texas Monthly's perennially popular back-page column, has become the magazine's most-read feature. With an inimitable style and an unassailable wholesomeness, columnist David Courtney has counseled many a well-intentioned Texan, native or wannabe, on how to properly conduct him- or herself. Until the July 2016 issue, an original illustration by the late award-winning artist Jack Unruh, depicting the Texanist in a situation...