Sir Leo graduated in 1941.
He had a long and successful career in the public sector. Primarily working in finance, he was responsible for the development and funding of the state's renowned employees superannuation scheme. He has been acclaimed as one of the key figures responsible for transforming Queensland's economy over the past 40 years.
In 2007, Sir Leo was presented with the Queensland Great Award, and in 2010, was recognised for his achievements when the Gateway Bridge was renamed in his honour.