His book, The Colonial Moment: Discoveries and Settlements in Modern American Poetry (Northern Illinois University Press), analyzes colonization and nationhood in the work of five American poets: Marianne Moore, Robert Frost, William Carlos Williams, Langston Hughes, and Hart Crane. Choice identified the book as an Outstanding Academic Title in 2005. Recent publications include articles about Wallace Stevens, Langston Hughes, William Carlos Williams, Maxine Hong Kingston, and Thylias Moss.