![[photo of Rollo Othwell Earl]](/encyclopedia/sites/qencwww/files/uploaded_images/e/earlrolloothwell/p-earl.jpg "Rollo Othwell Earl")
Rollo Othwell Earl was the Head of the Biology Department from 1936-1956 and served as the Dean of Arts and Science from 1951-1959.
He also served as the commanding officer of the Â鶹¹ÙÍø's Canadian Officers' Training Corps (COTC) during WWII.
Earl believed strongly in the importance of having an excellent honours program at Â鶹¹ÙÍø's, in particular for training teachers for Ontario schools.
Earl Hall is named in his honour. His papers are held at Â鶹¹ÙÍø's University archives.