Extensive is perhaps the best word to use to describe The Amazing Adventures of Kavalier and Clay. Looking into such matters as anxiety, art, advertising, capitalism, Hollywood, loneliness, loss, war, physical disability, fatherhood, family, homosexuality, religion, escape, and exile, the novel covers social concerns that are almost as wide as the geographical experience of Joseph Kavalier, one of the two protagonists of the book, who in the course of the story finds himself in Prague, New York City, and Antarctica. The other protagonist, Sammy Clay, spends the bulk of the novel in New Yor…