Omar Valerio-Jimnez joined the University of Iowa History Department in 2006. He is currently completing his first book, "Rio Grande Crossings: Identity and Nation along the Mexico-Texas Border, 1749-1890" (under contract with Duke University Press), which combines his research interests in the histories of Chicana/os in the American West and borderlands. His published work has appeared in the "Journal of Women's History," "Estudios Mexicanos/Mexican Studies," "Pacific Historical Review," "Aztln: A Journal of Chicano Studies," and "Southwestern Historical Quarterly." He has also contributed ch...