Justin Martin is a journalist, author, and public speaker. He has written several books on major American historical subjects, including Rebel Souls: Walt Whitman and America’s First Bohemians (2014), Genius of Place: The Life of Frederick Law Olmsted (2011), and A Fierce Glory: Antietam—The Desperate Battle That Saved Lincoln and Doomed Slavery (2018).
A former staff writer at Fortune, Martin's articles have appeared in various newspapers and magazines such as Newsweek, Conde Nast Traveler, The New York Times, and the San Francisco Chronicle. He lives in Forest Hills Gardens, New York.