Kathryn Smith is an American history writer who lives in Anderson, S.C. Her non-fiction books include "The Gatekeeper: Missy LeHand, FDR, and the Untold Story of the Partnership that Defined a Presidency" and "Gertie: The Fabulous Life of Gertrude Sanford Legendre, Heiress, Explorer, Socialite, Spy," which won the Benjamin Franklin Gold Award in biography from the Independent Book Publishers Association. She also co-authors the Missy LeHand Mystery series with Kelly Durham, which features LeHand as the Nancy Drew of the New Deal. Smith speaks widely on her books at venues that have included the FDR Presidential Library and Museum in Hyde Park, New York, and the National World War II Museum in New Orleans, as well as to countless book club, civic club, library and history museum audiences. She and her husband, Leo, have two grown children and six grandchildren.