The son of intellectual historian Arthur A. Ekirch Jr. and Dorothy Gustafson, Roger Ekirch is internationally known for his pioneering research into pre-industrial sleeping patterns that was first published in "Sleep We Have Lost: Pre-Industrial Slumber in the British Isles" and later in his award-winning 2005 book At Day's Close: Night in Times Past.
- "Poor Carolina": Politics and society in Colonial North Carolina, 1729–1776, University of North Carolina Press, 1981.
- Bound for America: The Transportation of British Convicts to the Colonies, 1718–1775, Oxford University Press, 1987.
- At Day's Close: Night in Times Past, W.W. Norton, 2005.
- Birthright: The True Story of the Kidnapping of Jemmy Annesley, W.W. Norton, 2010.
- American Sanctuary: Mutiny, Martyrdom, and National Identity in the Age of Revolution, Pantheon, 2017.
- La Grande Transformation du Sommeil: Comment la Revolution Indsustrielle a Boulverse Nos Nuits, Editions Amersterdam, 2021.
- "Sleep We Have Lost: Pre-Industrial Slumber in the British Isles", The American Historical Review, 2001.
- "The Modernization of Western Slumber: Or, Does Insomnia Have a History?", Past & Present, 2015.
- "Segmented Sleep in Preindustrial Societies", Sleep, 2016.
- "What Sleep Research Can Learn From History", Sleep Health, 2018.
- "A. Roger Ekirch". History.vt.edu. Department of History, Virginia Tech. Retrieved August 8, 2017.
- "Arthur A. Ekirch Jr. (1915-2000) | Perspectives on History | AHA". www.historians.org. Retrieved November 7, 2022.
- ""Sleep We Have Lost" Commentary". History.vt.edu. Department of History, Virginia Tech. Retrieved August 8, 2017.
- Gideon Lewis-Kraus (July 24, 2005). "'At Day's Close': The Dark Ages". The New York Times. Retrieved August 8, 2017.
- "Review: At Day's Close by A Roger Ekirch | Books". The Guardian. July 30, 2005. Retrieved August 8, 2017.
- Gorvett, Zaria (January 10, 2022). "The forgotten medieval habit of 'two sleeps'". BBC Future. Archived from the original on January 10, 2022.
- Hegarty, Stephanie (February 22, 2012). "The myth of the eight-hour sleep". BBC News. Archived from the original on March 15, 2014.