[1] Since then, he has taken up a number of private sector and academic roles, including as a non-executive director of Japanese owned life insurance company TAL.

He was appointed as Chair of the Australia Japan Foundation of the Department of Foreign Affairs and Trade in August 2020.

[4] Growing up with an interest in East Asia and its culture since the age of 11, he learned to speak Japanese while at university, including studying in Japan 1981-83.

[5] In 2011, Miller was announced to replace Murray McLean as Ambassador of Australia to Japan, on 7 April that year, shortly after the 2011 Tōhoku earthquake and tsunami, and arrived to take up his posting in August.

[6] In 2022, Miller was appointed Chair of the Australian Government Foreign Investment Review Board, succeeding David Irvine after his death.