"Dennis James Richardson AO (born 14 May 1947 in Kempsey, New South Wales) is an Australian public servant and former diplomat. Richardson is currently the Secretary of the Department of Defence, since 18 October 2012."@en . "Richardson, Dennis"@en . "1947-05-14Z"^^ . "1947Z"^^ . "Australian Ambassador to the United States" . . . . "10th" . . . "Secretary of the Department of Foreign Affairs and Trade" . . . . "Dennis Richardson"@en . . "Director-General of Security" . . . . . "Secretary of the Department of Defence" . . "Australian diplomat" . .