Hart Day Leavitt (1909–2008) was a longtime English teacher at Phillips Andover Academy, amateur jazz musician, the author of a bestselling book on grammar and writing, and the professor of many notable Andover graduates, including Jack Lemmon, H. G. Bissinger and President George H. W. Bush. Former President George H. W. Bush told Time magazine in an interview that he recalled writing several book reviews for Leavitt's English class, including one for Moby Dick. Bush received a grade of 67 in the class. (A grade of 60 was a failing grade).