Dr Alex Caples is Director of The Sydney Dialogue, ASPI's annual summit for critical, emerging and cyber technologies.

Previously, she was Director of Cyber, Technology and Security at ASPI.

Alex is a former diplomat and national security official whose career spans over 20 years’ in Defence, the Office of National Intelligence, the Department of the Prime Minister and Cabinet and the Department of Foreign Affairs, including postings to Canada and Afghanistan.

Between 2019-2023, Alex was an Associate Director, Operations Advisory and Director, Policy Evaluation and Public Impact at professional services firm KPMG, supporting Commonwealth and State Governments on policy and program design and implementation.

Prior to this, Alex held various senior policy advisor roles in the Department of the Prime Minister and Cabinet’s National Security Division, including Director of Law Enforcement and Border Security, Director Cyber Security Policy and Director Crisis Management. In this capacity Alex provided advice to Government on a wide range of security legislation, policy and operations, including critical infrastructure security, foreign interference, cyberspace, telecommunications security, digital identity management, intelligence and border security.

During 2011-2012, Alex was a Senior Analyst for Transnational Issues at the Office of National Intelligence, where she provided senior executives and Ministers with all-source analysis on people smuggling, regional law enforcement and transnational crime.

Alex is an Australian Defence Force Academy Graduate. She holds a PhD in International Relations from Monash University (2007).