Emil W. Lehmann
Department Head 1921-1955
 

Frank B. Lanham
Department Head 1955-1978
 

Roger R. Yoerger
Department Head 1978-1985
 

Roscoe Pershing
Department Head 1985-1993
 

Loren E. Bode
Department Head 1993-2004
 

Kuan Chong Ting
Department Head 2004-2016