David Astle is a Melbourne-based writer of non-fiction, fiction and drama. He co-hosts Letters and Numbers (the Australian version of Countdown) as the dictionary expert, and his c...view moreDavid Astle is a Melbourne-based writer of non-fiction, fiction and drama. He co-hosts Letters and Numbers (the Australian version of Countdown) as the dictionary expert, and his crosswords appear in Australian papers The Ageand Sydney Morning Herald.view less