Alan Gribben is Professor of English at Auburn University Montgomery, and the author of Mark Twain's Library: A Reconstruction and numerous articles on Twain. He is a co-founder of the Mark Twain Circle of America and serves on the Advisory Board of the Center for Mark Twain Studies at Elmira College.

Jeffrey Melton is Associate Professor of American Studies at the University of Alabama and the author of Mark Twain, Travel Books, and Tourism: The Tide of a Great Popular Movement.