Sally Jenkins is an award-winning journalist for the Washington Post and the author of eight books, three of which were New York Times bestsellers, most notably It's Not About the Bike with Lance Armstrong. Her work has been featured in GQ and Sports Illustrated, and she has acted as a correspondent on CNBC as well as on NPR's All Things Considered. She lives in New York City.

John Stauffer is chair and professor of the History of American Civilization at Harvard University and the award-winning author of The Black Hearts of Men and other books on the Civil War era, including Giants: The Parallel Lives of Frederick Douglass and Abraham Lincoln. He lives in Cambridge, Massachusetts.