In 1976, a group of young men and women coalesced around a fledgling magazine and the idea that comics could be art. In 2016, comics intended for an adult readership are reviewed favorably in the New York Times, enjoy panels devoted to them at Book Expo America, and sell in bookstores comparable to prose efforts of similar weight and intent. Comics As Art: We Told You So tells of Fantagraphics Books' key role in helping build and shape an...