Interview conducted by Richard Poll as part of the Brigham Young University Archives Joint Oral History Project of the Brigham Young University Alumni Association Emeritus Club on October 19, 1988. York describes why he chose to teach history at BYU. He gives an account of his employment with the BYU History Department and discusses different aspects of hiscareer and his interests in American diplomatic history, the Early American period, and the history of science and technology.