Walt Whitman (1819???1892) was a poet, journalist, and essayist. His enormously influential poetry includes the collection Leaves of Grass, first published in 1855. Christopher Castiglia is Professor of English at Pennsylvania State University. He is the author of Bound and Determined: Captivity, Culture-Crossing, and White Womanhood from Mary Rowlandson to Patty Hearst. Glenn Hendler is Associate Professor of English at the University of Notre Dame and Visiting Associate Professor of English at Fordham University (2006???07). He is the author of Public Sentiments: Structures of Feeling in Nin...