Stephen D. Engle is professor of history at Florida Atlantic University. He is the author of many books and articles on the Civil War, particularly the war in the western theater, including biographies of German-American Franz Sigel (Yankee Dutchman, 1993, reprint 1999) and Union General Don Carlos Buell (Most Promising of All, 1999). His forthcoming work, Struggle for the Heartland, a volume in the "Great Campaigns of the Civil War," focuses on the early phase of the Civil War in the West. His articles have appeared in Civil War History, Journal of Negro History, and Yearbook of German-American Studies. He is the recipient of numerous teaching and research awards and in1995-1996 was a Fulbright Scholar at Martin Luther University in Germany. He has lectured both in the United States and in Germany and is currently engaged in research for a book on Lincoln and the War Governors.