Radicalism has been inherent in South Australian history from its founding as a free settlement. Based upon the English radical liberal thought of its founders, the State's reputation grew as a progressive colony and the first to entirely separate church from state.
Opening in 1933, inheriting the place of a cinema which had existed on the spot since 1910, the Rex Theatre was a popular cinema on Rundle Street that was demolished in 1961.
Sir Charles Todd was a leader in the fields of meteorology, astronomy and communications, and is best remembered for masterminding the construction of the Overland Telegraph Line.
A pioneering neurosurgeon, Cairns worked extensively in the field of head injuries and was one of the first to promote the use of crash helmets for motor cyclists.