Visiting the LBJ Ranch in the Texas hill country this weekend, our ad hoc tour group included a gaggle of high-school students from "south of Houston." They generally seemed pleasant, self-conscious, goofy and teenager-ish. They also seemed entirely ignorant of the 1960's, even the basic timeline of 20th Century U.S. history. At least one couldn't quite remember the name of the 36th President whose ranch this was...Read it here.