In addition to his 24 previously published books, his recent books are Half of the World in Light: New and Selected Poems (Univerity of Arizona Press)--one of the New York Times Best Books of 2008 and winnter of a 2009 National Book Critics Circle Award in Poetry and a 2009 Latino International Award in Poetry--and 187 Reasons Mexicanos Can't Cross the Border: Undocuments (City Lights), which won the 2008 PEN/Oakland Josephine Miles National Poetry Award.