Adam Goodheart is a historian, essayist, and journalist. His articles have appeared in National Geographic, Outside, Smithsonian, The Atlantic, and The New York Times Magazine, among others, and he is a regular columnist for the Times’ acclaimed Civil War series, “Disunion.” He lives in Washington, D.C., and on the Eastern Shore of Maryland, where he is director of Washington College’s C. V. Starr Center for the Study of the American Experience.