Louis Masur is Board of Governors Distinguished Professor of American Studies and History at Rutgers University. A cultural historian who has written on a variety of topics, his most recent work is The Sum of Our Dreams: A Concise History of America (2020). A specialist on Lincoln and the Civil War, he is the author of Lincoln’s Last Speech: Wartime Reconstruction & The Crisis of Reunion (2015), Lincoln’s Hundred Days: The Emancipation Proclamation and the War for the Union (2012), and The Civil War: A Concise History (2011). Masur’s essays and reviews have appeared in The New York Times, the Washington Post, Slate, and on CNN. He has been elected to membership of the American Antiquarian Society, the Colonial Society of Massachusetts, and the Society of American Historians and has received teaching awards from Harvard University, the City College of New York, Trinity College and Rutgers University. His website is www.louismasur.com.