(1982) Book: "Thomas E. Dewey and His Times: The First Full-Scale Biography of the Maker of the Modern Republican Party". New York: Simon & Schuster. ISBN-10: 067141741X; ISBN-13: 9780671417413
(1987) Book: "An Uncommon Man: The Triumph of Herbert Hoover". New York: Simon & Schuster. ISBN-10: 067146034X; ISBN-13: 9780671460341
(1998) Book: "The Harvard Century: The Making of a University to a Nation". Cambridge, MA: Harvard University Press. ISBN-10: 0674372956; ISBN-13: 9780674372955
(1997) Book: "The Colonel: The Life and Legend of Robert R. McCormick, 1880-1955". Boston, MA: Houghton Mifflin. ISBN-10: 0395533791; ISBN-13: 9780395533796
(1993) Book: "Patriarch: George Washington and the New American Nation". Boston, MA: Houghton Mifflin. ISBN-10: 0395524423; ISBN-13: 9780395524428