Bob Perelman is professor emeritus of English at the University of Pennsylvania. He has published more than fifteen volumes of poetry, most recently Iflife, The Future of Memory, and Ten to One: Selected Poems; a new book, Jack and Jill, is forthcoming. Among his critical books are The Marginalization of Poetry: Language Writingand Literary History and The Trouble with Genius: Reading Pound, Joyce, Stein, and Zukofsky.