The limits of interpretation--what a text can actually be said to mean--are of double interest to a semiotician whose own novels' intriguing complexity has provoked his readers into intense speculation as to their meaning. Eco's illuminating and frequently hilarious discussion ranges from Dante to The Name of the Rose, Foucault's Pendulum, to Chomsky and Derrida, and bears all the hallmarks of his inimitable personal style. Three of the world's leading...