Doug Wead talked about his book All The Presidents' Children: Triumph and Tragedy in the Lives of America's First Families, published by Atria Books, and about the parents of U.S. presidents in an interview by historian and author Harold Gullan. Doug Wead is a former special assistant to President George H.W. Bush, and the co-founder of Mercy Corps, a relief organization. He is the author of twenty-seven books including the New York Times bestseller, All The Presidents' Children. Harold Gullan teaches the American Experience at West Chester University in West Chester, Pennsylvania. His books include: The Upset That Wasn't: Harry Truman and the Crucial Election of 1948, published by Ivan R. Dee, Inc; Faith of Our Mothers: The Stories of Presidential Mothers from Mary Washington to Barbara Bush, published by William B. Eerdmans Publishing Company; and First Fathers: The Men Who Inspired Our Presidents, published by John Wiley and Sons.