In 1966, Homer came to the University of Delaware where he served as Chairman of the Art History Department from 1966 until 1981 and again from 1986 until 1993. He established the department alongside E. Wayne Craven. Homer retired from the department in January 2000 and was awarded a professor emeritus position with the university.
In 1966, Homer began his role as Chairman of the Art History Department at the University of Delaware, serving from 1966 to 1981 and then again from 1986 to 1993. He collaborated with E. Wayne Craven in establishing the department. Homer retired from the department in January 2000 and was awarded a professor emeritus position by the university.