Everyone knows a Feiffer illustration when they see one: His characters leap across the page, each line belying humor and psychological insight. Over Feiffer's prolific 70-year career, his nimble and singular imagination has given us new perspectives as well as biting satires on politics, love, marriage, and religion-alternating with stories imbued with the playful anarchy of a child. Feiffer's varied output includes children's books ( The Phantom...