Prewitt is Associate Provost for Student Academic Support. In 1997 he joined the Office of the Provost as director of Academic Program Development. In 2002 he was appointed Associate Provost for Academic Affairs, continuing his work in academic program development as well as overseeing a variety of academic programs. In 2009 he was named Associate Provost for Student Academic Support. He also serves as academic liaison to the Office of Student Life.
Prewitt has worked with students and faculty in developing a variety of academic programs, including Conversations, a student-directed academic enrichment program, and the Lipscomb Seminar, a course required of all entering students. In 1997 he was awarded the university‘s David Laine Memorial Travel Award, which allowed him to do research in modern poetry in Ireland and England. With a B.A. in English from Lipscomb (1976) and an M.A. in English Language and Literature from the University of Mississippi (1979), he also serves as assistant professor of English.