In 1891 he became Challis Professor of history at the University of Sydney and held this chair for the remainder of his life.
[1] Throughout his career Wood wrote for the Manchester Guardian, supporting Irish Home Rule and opposing Imperial Federation.
Some of his preparatory work will be found in the admirable papers he contributed to the Journal and Proceedings of the Royal Historical Society, Sydney.
One of his sons, Frederick Wood, became professor of history at Victoria University College in Wellington, New Zealand.
[1][3] John A. Moses, Prussian-German Militarism 1914–18 in Australian Perspective: The Thought of George Arnold Wood.