Education
Mortimer attended Melbourne High School and received a Bachelor of Laws degree from the University of Melbourne in 1947.
Mortimer attended Melbourne High School and received a Bachelor of Laws degree from the University of Melbourne in 1947.
He completed a doctorate dissertation on the Communist Party of Indonesia at Monash University in 1971 under the guidance of Herbert Feith.
He became a member of the Communist Party of Australia at the university and remained active until 1969. Mortimer went on to become a faculty member of the University of Sydney before dying of cancer at Royal North Shore Hospital on New Year"s Eve 1979.