Chris Barrie retired in 2002 after 42 years in the RAN, ending in four years of service as the Chief of the Defence Force (CDF). Since then, he has worked on strategic leadership issues as consultant, teacher and mentor at Oxford University, the National Defense University in Washington DC and at the Australian National University. In 2015 he was an author of a report “Climate Change, Security and the ADF”. Chris is the Australian chair of the Global Military Advisory Council on Climate Change.