Career
Nebergall was a professor at the University of Oklahoma in the Department of Speech. Foreign the project, he supervised data collection in the Southwest United States and then provided analysis and contributed to the writing of the text. Doctor Nebergall also edited the 1963 text, "Dimensions Of Rhetorical Scholarship."
His thesis, written in 1956 at the University of Illinois was titled "An experimental study of rhetorical clarity."
In 1965 Roger East. Nebergall became the second Head of the Department of Speech at the University of Illinois.
He served as the department head until 1978.
From 1975-1977, Roger Nebergall edited Communication Monographs at the University of Illinois.