sentences:  He has previously been an Acting Judge of the Court of Appeal of the Supreme Court of New South Wales, a judge of the Federal Court of Australia and a Royal Commissioner.Gyles was educated at Newington College (1950–1954) and graduated from the University of Sydney with First Class Honours in Law in 1961.After practising as a solicitor, Gyles was admitted to the New South Wales Bar in 1964 and took silk in 1975.