The New Yorker has a fine essay by Annie Julia Wyman, a graduate of Highland Park High School in Dallas (and now a Ph.D candidate at Harvard) reflecting on the "book-banning" there, the conservative and homogeneous nature of the community, and the particular importance of a liberal education to their students.
The basics of the story have been diaried here and are pretty well known. The New Yorker piece provides the needed perspective of an obviously bright woman who found the world outside "the bubble" of Highland Park to be a place for which she was not completely prepared.
More below the curly lines.