Areas of interest: Modernismo; Latin American Literature; Literature of the Hispanic Caribbean; interrelations of journalism and literature; literature and ethics; postnationalism in Latin American literature.
Among other works, he has authored the following books: La crónica modernista hispanoamericana (Madrid: Porrúa Turanzas, 1983); La novela modernista hispanoamericana (Madrid: Gredos, 1987); Journalism and the Development of Spanish American Narrative (Cambridge: Cambridge University Press, 1993), Killer Books: Violence, Writing, and Ethics in Modern Spanish American Narrative (Austin: U of Texas Press, 2002; Spanish translation: Abusos y admoniciones: ética y escritura en la narrativa hispanoamericana moderna, México: Siglo XXI Editores, 2002), A Companion to Spanish American Modernismo (London: Tamesis, 2007), Love and Politics in the Contemporary Spanish American Novel (Austin: U of Texas Press, 2010), and a critical edition of Redentores by Manuel Zeno Gandía (Río Piedras: University of Puerto Rico Press, 2010). His new book In Search of the Sacred Book: Religion and the Contemporary Latin American Novel was published in the University of Pittsburgh Press in 2018.
The recipient of a John Simon Guggenheim Memorial Foundation fellowship, he is the founder and general editor of the Bucknell Studies in Latin American Literature and Theory Series of Bucknell University Press, and was general editor of the Cambridge Studies in Latin American and Iberian Literature Series of Cambridge University Press from 1995 to 1997. He currently serves on the editorial and advisory boards of Decimonónica, Latin American Literary Review, Revista de Estudios Hispánicos(Washington U. in St. Louis), Revista Canadiense de Estudios Hispánicos, Symposium, and Nueva Revista de Filología Hispánica.