Clare Birgin's career in DFAT spanned thirty years, with a focus on national security and intelligence. She had postings in Warsaw, Moscow, Geneva, and Washington DC as the Liaison Officer of the Office of National Assessments, followed by postings as Ambassador in Hungary, Serbia, Kosovo, Romania, North Macedonia and Montenegro. Subsequently she was a Visiting Fellow at the ANU before joining John Blaxland's history writing team. She has been awarded the Polish Government's Knight's Cross Medal and the Benito Merito Medal by the former Polish Foreign Minister. John Blaxland is Professor of International Security and Intelligence Studies in the Strategic and Defence Studies Centre (SDSC), Coral Bell School of Asia Pacific Affairs at the Australian National University (ANU). He is a Senior Fellow of the Higher Education Academy and a Fellow of the Royal Society of New South Wales. He is also formerly a military intelligence officer, Head of SDSC and Director of the ANU Southeast Asia Institute. He is the author and editor of several publications on military history, intelligence and international security affairs.