John Braeman is professor emeritus of history at the University of Nebraska at Lincoln. He has written and edited numerous books, including Albert J. Beveridge, American Nationalist (1971).

Jennifer L. Bach is a Ph.D. student at Arizona State University studying nineteenth-century American history. She holds certificates in museum studies and scholarly publishing and is a copyeditor for the Bilingual Research Journal, a joint publication of the National Association for Bilingual Education and the Southwest Center for Education Equity and Language Diversity at Arizona State University

Kent Grammis a professor of English at Wheaton College. He is the winner of the Hart Crane Memorial Poetry Prize and has published a novel, Clare, and three Lincolnera related books: Gettysburg: A Meditation on War and Values (1994); November: Lincoln's Elegy at Gettysburg (2001), and Somebody's Darling: Essays on the Civil War (2002).

Bradley R. Hoch is a pediatrician practicing in Gettysburg, Pennsylvania. He is the author of a book in the Keystone series from the Pennsylvania State University Press, The Lincoln Trail in Pennsylvania: A History and Guide (2001).

Robert S. Eckley holds the Ph.D. in economics from Harvard University and is president emeritus of Illinois Wesleyan University. In addition to teaching economics and economic history at several institutions of higher education, he has worked in industry and conducted research at the Federal Reserve Bank in Kansas City and The Brookings Institution. He is the immediate past president of the Abraham Lincoln Association and is currently engaged in a study of Lincoln's friend and associate Leonard Swett.

Stewart L. Winger is a professor in the Department of Humanities at Lawrence Technological University. He is the author of Lincoln, Religion, and Romantic Cultural Politics (2003), which as a dissertation won the first Hay-Nicolay Dissertation Award given by the Abraham Lincoln Association and the Mid-Atlantic Lincoln Studies Institute and as a book won the Barondess Lincoln Award of the Civil War Round Table of New York.

Michael S. Green is a professor of history at the Community College of Southern Nevada. A revised version of his Columbia University doctoral dissertation—Freedom, Union, and Power: Lincoln and His Party in the Civil War—is forthcoming from Fordham University Press as part of its series The North's Civil War.