His 1992 book, To End All Wars: Woodrow Wilson and the Quest for a New World Order (Oxford University Press), received the Warren F. Kuehl Prize from the Society for Historians of American Foreign Relations, as well as a 1993 SMU Godbey Lecture Series Author’s Award. He received the “M” Award, SMU’s highest honor for service to the University, in 1998. He also received the 1995 Willis M. Tate Award, given by the SMU Students’ Association to an outstanding faculty member who has been involved in student life.