Out this week: Avenue of Mysteries by John Irving; Twain & Stanley Enter Paradise by Oscar Hijuelos; Numero Zero by Umberto Eco; The Improbability of Love by Hannah Rothschild; Wherever There Is Light by Peter Golden; City of Clowns by Daniel Alarcón; and The Mare by Mary Gaitskill (who we interviewed today). For more on these and other new titles, check out our Great Second-Half 2015 Book Preview.