He is the author of the book Hart Crane: After His Lights (2006) and co-editor, with Nancy Perloff, of Situating El Lissitzky: Vitebsk, Berlin, Moscow (2003). In addition, he has published articles on such contemporary poets as Caroline Bergvall, Susan Howe, Elizaveta Mnatsakanova, and Tom Raworth, and his latest essay, "The Darkroom Collective and Post-Soul Poetics," appeared in the African American Review in 2008.